1 2007-06-23 Jan Hubicka <jh@suse.cz>
4 * gimplify.c (mark_addressable): New function.
5 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
7 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
10 * expr.c (store_constructor): Do not clobber non-zeroed memory.
12 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
16 moves between MMX/SSE registers to at least 8 units to prevent
17 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
19 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
21 * config/i386/i386.c (override_options): Correct x86_sahf
24 2007-06-21 David Daney <ddaney@avtrex.com>
27 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
28 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
29 (exception_receiver): Renamed to ...
30 (nonlocal_goto_receiver): ... this.
32 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
34 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
35 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
36 partial register accesses.
38 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
40 * fold-const.c (debug_fold_checksum): Move it under
43 2007-06-21 Sebastian Pop <sebpop@gmail.com>
46 * tree.h (debug_fold_checksum): Declared.
47 * fold-const.c (build_fold_addr_expr_with_type_1): New.
48 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
49 build_fold_addr_expr_with_type_1.
50 (fold_addr_expr, debug_fold_checksum): New.
51 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
52 (fold_unary, fold_comparison, split_address_to_core_and_offset):
55 2007-06-21 Sebastian Pop <sebpop@gmail.com>
57 PR tree-optimization/19590
58 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
59 of scev is a constant.
60 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
62 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
64 * df-problems.c (df_note_bb_compute): Made computation of live
65 info consistent with df_lr.
67 2007-06-21 Richard Guenther <rguenther@suse.de>
69 PR tree-optimization/32453
70 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
71 for pointer anti-range.
73 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
75 * config/i386/i386.c (processor_target_table): Increase maximum
76 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
79 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
80 byte alignment if > 8 byte alignment is preferred.
81 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
83 2007-06-21 Jakub Jelinek <jakub@redhat.com>
85 PR tree-optimization/31866
86 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
87 if ASM_EXPR's input is not a SSA_NAME.
90 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
91 but decl is a global var, instead return decl.
92 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
93 even for is_global_var decls, if they are private in some outer
96 2007-06-21 Richard Guenther <rguenther@suse.de>
98 PR tree-optimization/32451
99 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
101 2007-06-21 Christian Bruel <christian.bruel@st.com>
103 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
104 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
105 (push_regs): Changed saving order or banked registers.
106 (sh_expand_epilogue): Likewise.
107 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
108 (FIRST_BANKED_REG): Likewise.
109 (LAST_BANKED_REG): Likewise.
110 * config/sh/sh.md (banked) New attribute.
111 (in_delay_slot): Check banked attribute.
113 2007-06-20 Sebastian Pop <sebpop@gmail.com>
115 PR tree-optimization/32075
116 * tree-data-ref.c (subscript_dependence_tester_1,
117 analyze_miv_subscript, analyze_overlapping_iterations,
118 add_distance_for_zero_overlaps, build_classic_dist_vector,
119 subscript_dependence_tester_1, analyze_overlapping_iterations,
120 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
121 compute_affine_dependence, compute_all_dependences): Pass loop_nest
122 to evolution_function_is_affine_multivariate_p.
124 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
126 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
128 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
131 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
133 * config/m32c/prologue.md (epilogue_exitd_16): New.
134 (epilogue_reit_16): New.
135 (epilogue_exitd): Rename to epilogue_exitd_24.
136 (epilogue_reit): Rename to epilogue_reit_24.
138 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
139 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
141 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
143 * haifa-sched.c (queue_to_ready): Don't requeue next insn
144 if dbg_cnt (sched_insn) reaches the limit.
145 (choose_ready): New parameter INSN_PTR and new return value.
146 (schedule_block): Handle dbg_cnt (sched_insn). Handle
147 the new return value from choose_ready.
148 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
149 (rest_of_handle_global_alloc): New global_alloc_at_func.
151 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
153 PR tree-optimization/25737
154 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
155 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
156 * tree-flow.h (struct fieldoff): Add new field alias_set.
157 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
158 argument addressable_type. Set alias_set of fieldoff.
159 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
160 (create_overlap_variables_for): Pass alias_set from fieldoff to
162 * alias.c (get_alias_set): Use alias_set from SFT if set.
164 2007-06-20 Hui-May Chang <hm.chang@apple.com>
166 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
167 of a variable as an unsigned HOST_WIDE_INT integer.
169 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
171 PR rtl-optimization/32405
172 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
174 2007-06-20 Jakub Jelinek <jakub@redhat.com>
176 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
179 * builtins.c: Include diagnostic.h.
180 (expand_builtin_expect): Make gcc_assert more permissive.
181 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
184 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
188 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
189 if ACCUMULATE_OUTGOING_ARGS.
191 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
193 * config/m68hc11/m68hc11.c: Include dataflow header file.
194 (m68hc11_reorg): Port to dataflow.
196 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
198 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
199 (struct df_problem.free_blocks_on_set_blocks): New field.
200 (struct dataflow.optional_p): New field.
201 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
202 (df_live_set_all_dirty): New function.
203 * df-scan.c (df_scan_alloc): Initialize optional_p.
204 (problem_SCAN): Initialize free_blocks_on_set_blocks.
205 * df-core.c (df_set_blocks): Removed use of
206 DF_FIRST_OPTIONAL_PROBLEM. Now uses
207 df_problem.free_blocks_on_set_blocks to determine which blocks are
209 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
210 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
211 uses dataflow.optional_p to determine if problem should be
213 (rest_of_handle_df_initialize): Only start live problem if
215 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
216 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
217 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
218 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
219 problem_NOTE): Initialize free_blocks_on_set_blocks.
220 (df_lr_bb_local_compute): Recompute luids if df_live problem is
222 (df_live_set_all_dirty, df_note_alloc): New function.
223 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
225 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
226 * postreload.c (reload_combine): Ditto.
227 * cse.c (cse_extended_basic_block): Ditto.
228 * regmove.c (mark_flags_life_zones): Ditto.
229 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
230 erase_matching_seqs): Ditto.
231 * bt-load.c (compute_defs_uses_and_gen): Ditto.
232 * integrate (allocate_initial_values): Ditto.
233 * combine.c (reg_dead_at_p): Ditto.
234 * resource.c (mark_target_live_regs): Ditto.
235 * sched-rgn.c (check_live_1, update_live_1): Ditto.
236 * config/sh/sh.c (find_r0_life_regions): Ditto.
237 * global.c (rest_of_handle_global_alloc): Only add back df_live
239 * local-alloc.c (rest_of_handle_local_alloc): Only remove
241 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
243 (if_convert): Make sure df_live is there at -O == 1.
244 (pass_if_after_combine): Cleanup flags.
245 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
248 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
250 * config/arm/arm.c (arm_get_frame_offsets): Set
251 offsets->locals_base to avoid negative stack size.
252 (thumb1_expand_prologue): Assert on negative stack size.
254 2007-04-19 Sebastian Pop <sebpop@gmail.com>
256 PR tree-optimization/32367
257 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
258 of the chrec has no evolution in that loop.
259 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
261 2007-06-19 Bob Wilson <bob.wilson@acm.org>
263 * config/xtensa/xtensa.c: Include "df.h".
264 (xtensa_builtin_saveregs): Use adjust_address instead of change_address.
265 (xtensa_va_start): Invoke make_tree with sizetype for
266 expand_builtin_saveregs and then convert the result to a pointer.
267 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
268 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
269 Subtract argument size from index value as integers and then use
270 POINTER_PLUS_EXPR to add the result to the array address.
272 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
275 * config/m32c/m32c.c: Include dataflow header file.
276 (m32c_emit_prologue): Adjust for prologue insn change.
277 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
278 once inside a PARALLEL. Assume frame size passed in operand 0
279 includes space to save the fb register.
280 (prologue_enter_24): Likewise.
281 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
283 2007-06-19 David Daney <ddaney@avtrex.com
286 * config/mips/mips.md (cprestore): Mark $gp as used.
288 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
291 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
292 (frv_ifcvt_modify_insn): Likewise.
294 2007-06-19 Richard Guenther <rguenther@suse.de>
296 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
297 only handle positive offsets that fit in a HOST_WIDE_INT.
299 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
301 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
302 result of rsqrt insn for zero input argument to avoid NaN.
304 2007-06-19 Richard Guenther <rguenther@suse.de>
307 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
309 2007-06-19 Jakub Jelinek <jakub@redhat.com>
311 PR tree-optimization/32353
312 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
314 2007-06-19 Nick Clifton <nickc@redhat.com>
316 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for
319 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
322 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
323 * config/i386/i386.c (assign_386_stack_local): Assert that
324 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
325 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
326 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
327 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
329 2007-06-18 Steve Ellcey <sje@cup.hp.com>
331 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
333 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
335 PR rtl-optimization/32321
336 * gcse.c (replace_store_insn): Update the note before
337 calling emit_insn_after.
339 2007-06-18 David Daney <ddaney@avtrex.com
343 2007-06-18 David Daney <ddaney@avtrex.com
346 * config/mips/mips.c (mips_expand_call): Mark $gp as used by
349 2007-06-18 David Daney <ddaney@avtrex.com
352 * config/mips/mips.c (mips_expand_call): Mark $gp as used by
355 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
358 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
360 * df-problems.c (df_note_bb_compute): Fix dumping info.
362 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
364 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
365 insn with emit_jump_insn.
367 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
369 PR tree-optimization/32383
370 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
371 * targhooks.h (default_builtin_reciprocal): Update prototype.
372 * target.h (struct gcc_target): Update builtin_reciprocal.
373 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
374 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
375 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
376 when fndecl is in BUILT_IN_MD class.
377 (execute_convert_to_rsqrt): Ditto.
379 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
380 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
381 Convert BUILT_IN_SQRTF code only when md_fn is false.
383 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
385 * bt-load.c (move_btr_def): Fix the order of arguments
386 to validate_replace_rtx.
388 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
390 * config/m68k/m68k-devices.def: Add 54450..54455.
392 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
394 PR rtl-optimization/32366
395 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
396 FLOAT_EXTEND]: Prevent non-scalar modes from entering
399 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
402 * modulo-sched (generate_reg_moves): Added rescan parameter and if
403 this is true, rescan insn being modified.
404 (sms_schedule): Added rescan parameter.
405 (rest_of_handle_sms): Moved freeing of dominance info to before
406 getting out of cfg_layout.
408 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
410 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
411 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
414 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
415 FL_CF_EMAC from the entry for isac.
417 * config/m68k/predicates.md (const_call_operand): Adjust comment.
418 (const_sibcall_operand): New.
419 (sibcall_operand): Use it.
420 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
421 (m68k_isas): ISAC does not imply FPU or EMAC.
422 (override_options): Add ISA_C logic for symbolic jump & call.
424 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
426 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
427 return mode from the builtin itself.
428 (sparc_fold_builtin): Fix cast of zero constant.
430 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
432 * targhooks.c (default_builtin_reciprocal): New default target hook.
433 * targhooks.h (default_builtin_reciprocal): Add prototype.
434 * hooks.c (hook_tree_tree_bool_null): Remove hook.
435 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
436 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
437 default_builtin_reciprocal.
439 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
442 * hooks.c (hook_tree_tree_bool_null): New hook.
443 * hooks.h (hook_tree_tree_bool_null): Add prototype.
444 * tree-pass.h (pass_convert_to_rsqrt): Declare.
445 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
446 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
447 and convert it to reciprocal a*rfunc(b).
448 (execute_convert_to_rsqrt): New function.
449 (gate_convert_to_rsqrt): New function.
450 (pass_convert_to_rsqrt): New pass definition.
451 * target.h (struct gcc_target): Add builtin_reciprocal.
452 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
453 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
454 TARGET_BUILTIN_RECIPROCAL.
455 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
457 * config/i386/i386.h (TARGET_RECIP): New define.
458 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
459 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
460 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
461 and not optimizing for size.
462 (*rcpsf2_sse): New insn pattern.
463 (*rsqrtsf2_sse): Ditto.
464 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
465 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
466 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
467 and not optimizing for size.
468 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
469 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
470 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
471 and not optimizing for size.
472 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
473 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
474 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
475 and not optimizing for size.
476 (*sse_rsqrtv4sf2): Do not export.
478 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
479 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
480 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
481 and not optimizing for size.
483 * config/i386/i386.opt (mrecip): New option.
484 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
485 (ix86_emit_swsqrtsf): Ditto.
486 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
487 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
489 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
490 ix86_expand_unop1_builtin.
491 (ix86_emit_swdivsf): New function.
492 (ix86_emit_swsqrtsf): Ditto.
493 (ix86_builtin_reciprocal): New function.
494 (TARGET_BUILTIN_RECIPROCAL): Use it.
495 (ix86_vectorize_builtin_conversion): Rename from
496 ix86_builtin_conversion.
497 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
498 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
499 "i386 and x86_64 Options" section.
500 (Intel 386 and AMD x86_64 Options): Document -mrecip.
502 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
503 Zdenek Dvorak <dvorakz@suse.cz>
504 Richard Guenther <rguenther@suse.de>
505 Kaz Kojima <kkojima@gcc.gnu.org>
507 * tree-vrp.c (compare_values_warnv): Convert val2 to
509 (extract_range_from_assert): Create
510 POINTER_PLUS_EXPR for pointer types.
511 (extract_range_from_binary_expr): Handle
512 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
514 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
515 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
516 POINTER_PLUS_EXPR as PLUS_EXPR.
517 (number_of_iterations_lt_to_ne):
518 For pointer types, use sizetype when
519 creating MINUS_EXPR/PLUS_EXPRs.
520 (assert_loop_rolls_lt): For pointer types, use sizetype when
521 creating MINUS_EXPR/PLUS_EXPRs.
522 (number_of_iterations_le): Likewise.
523 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
524 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
525 like PLUS_EXPR and MINUS_EXPR.
526 * tree-pretty-print.c (dump_generic_node): Handle
529 (op_symbol_1): Likewise.
530 * optabs.c (optab_for_tree_code): Likewise.
531 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
533 * tree-tailcall.c (process_assignment): Mention
534 POINTER_PLUS_EXPR in a TODO comment.
535 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
536 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
537 not used with a pointer and an integer type.
538 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
539 increment using chrec_convert_rhs instead of chrec_convert.
540 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
541 PLUS_EXPR except for the right hand side's type will be
543 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
544 (fold_used_pointer_cast): Kill.
545 (pointer_offset_p): Kill.
546 (fold_used_pointer): Kill.
547 (pointer_used_p): Kill.
548 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
549 call fold_used_pointer.
550 (instantiate_parameters_1): Convert the increment
551 using chrec_convert_rhs instead of chrec_convert.
552 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
553 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
554 instead of PLUS_EXPR.
555 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
556 PLUS_EXPR for pointers.
557 (std_gimplify_va_arg_expr): Likewise.
558 (fold_builtin_memory_op): Likewise.
559 (fold_builtin_strstr): Likewise.
560 (fold_builtin_strchr): Likewise.
561 (fold_builtin_strrchr): Likewise.
562 (fold_builtin_strpbrk): Likewise.
563 (expand_builtin_memory_chk): Likewise.
564 (fold_builtin_memory_chk): Likewise.
565 (std_expand_builtin_va_start): Use
566 sizetype for the call to make_tree and then convert
568 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
569 instead of PLUS_EXPR for adding to a pointer.
570 (std_gimplify_va_arg_expr): Use fold_build2 for
571 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
572 the operands to sizetype first and then cast the BIT_AND_EXPR
573 back to the pointer type.
574 * fold-const.c (build_range_check): Handle pointer types
576 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
577 of PLUS_EXPR's. Make sure the offset is converted to
579 (try_move_mult_to_index): Strip the NOPs from the offset.
580 Remove code argument and replace all uses with PLUS_EXPR.
581 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
582 specially. Don't use a pointer type for MINUS_EXPR.
583 (fold_unary): Handle for (T1)(X op Y),
584 only p+ as that is the only as that can be handled for
585 binary operators now.
586 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
588 <case PLUS_EXPR>: Add folding of PTR+INT into
590 Don't call try_move_mult_to_index.
591 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
592 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
593 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
594 Don't call try_move_mult_to_index.
595 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
596 (tree_expr_nonzero_p): Likewise.
597 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
598 of PLUS_EXPR for the complex expression folding.
599 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
600 first chrec is a pointer type, then the second should
601 be sizetype and not the first's type.
602 For POINTER_PLUS_EXPR, use a different right hand side type.
603 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
604 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
605 different right hand side type.
606 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
607 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
608 instead of PLUS_EXPR.
609 When either operand is zero, convert the other operand.
610 (chrec_apply): Use chrec_convert_rhs
611 on the argument x instead of chrec_convert.
612 (reset_evolution_in_loop): For pointer types, the new_evol
614 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
615 different right hand side type.
616 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
617 (chrec_convert_rhs): New function.
618 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
619 different right hand side type.
620 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
621 * tree-chrec.h (chrec_convert_rhs): New prototype.
622 (build_polynomial_chrec): For pointer types, the right hand
623 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
624 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
625 Remove subtraction case as it is always addition now.
626 Make sure the offset is converted to sizetype.
627 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
628 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
629 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
630 PLUS_EXPR in pointer type.
631 Handle POINTER_PLUS_EXPR.
632 (tree_to_aff_combination): Likewise.
633 (force_expr_to_var_cost): Likewise.
634 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
635 instead of PLUS_EXPR for pointers.
636 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
637 instead of PLUS_EXPR of pointer types.
638 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
640 (check_va_list_escapes): Likewise.
641 (check_all_va_list_escapes): Likewise.
642 * dwarf2out.c (loc_descriptor_from_tree_1):
643 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
644 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
645 (string_constant): Likewise.
646 * tree-ssa-address.c (tree_mem_ref_addr): When adding
647 the offset to the base, use POINTER_PLUS_EXPR.
648 (add_to_parts): Convert the index to sizetype.
649 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
650 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
651 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
652 Offset only holds something for PLUS_EXPR.
653 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
655 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
657 (analyze_accesses_for_modify_stmt): Likewise.
658 Remove comment about the type being integral type as it is
660 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
662 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
664 Correct the type which the artimentic is done in (is now
667 * tree-data-ref.c (split_constant_offset): Handle
669 * tree-affine.c (tree_to_aff_combination): Likewise.
670 * c-typeck.c (build_unary_op): For pointers create the increment
671 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
673 * gimplify.c (gimplify_self_mod_expr): Create a
674 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
675 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
676 * tree.def (POINTER_PLUS_EXPR): New tree code.
677 * tree-predcom.c (ref_at_iteration): If we have a pointer
678 type do the multiplication in sizetype.
679 * tree-mudflap.c (mf_xform_derefs_1): Create a
680 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
681 * tree-ssa-forwprop.c
682 (forward_propagate_addr_into_variable_array_index):
683 Don't expect there to be a cast for the index as that
684 does not exist anymore.
685 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
686 instead of PLUS_EXPR.
687 Don't check for the first operand of the POINTER_PLUS_EXPR
688 was the index as it cannot be.
689 Call forward_propagate_addr_into_variable_array_index with
690 the SSA_NAME instead of the statement.
691 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
692 (compare_constant): Likewise.
693 (copy_constant): Likewise.
694 (compute_reloc_for_constant): Likewise.
695 (output_addressed_constants): Likewise.
696 (initializer_constant_valid_p): Likewise.
697 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
698 Convert the MIN/MAX of the inner type to the outer
699 type before comparing them.
700 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
701 POINTER_PLUS_EXPR instead of PLUS_EXPR.
702 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
703 of PLUS_EXPR for pointers.
704 * tree-inline.c (estimate_num_insns_1): Handle
706 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
707 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
708 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
709 instead of PLUS_EXPR for the pointer increment statement.
710 (vect_update_ivs_after_vectorizer): For pointer types, create
711 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
712 MULT_EXPR in sizetype.
713 (vect_gen_niters_for_prolog_loop): Add a cast when creating
715 * tree-object-size.c (plus_expr_object_size): Handle
716 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
717 code which is trying to figure out which side is a pointer and
719 (check_for_plus_in_loops_1): Likewise.
720 (check_for_plus_in_loops): Likewise.
721 * c-common.c (pointer_int_sum): Create a
722 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
723 * tree-ssa-structalias.c (handle_ptr_arith): Handle
724 only POINTER_PLUS_EXPR. Removing all the extra
725 code which is trying to figure out which side is a pointer and
727 * tree-cfg.c (verify_expr): Add extra checking for pointers and
728 PLUS_EXPR and MINUS_EXPR.
729 Also add checking to make sure the operands of POINTER_PLUS_EXPR
731 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
732 with make_tree, instead of a pointer type.
733 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
734 for pointers instead of PLUS_EXPR.
735 (s390_gimplify_va_arg): Likewise.
736 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
737 instead of PLUS_EXPR when doing addition on pointer
738 types. Use sizetype for the second operand.
739 (spu_gimplify_va_arg_expr): Likewise.
740 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
741 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
742 a pointer. Don't create a BIT_AND_EXPR for pointer types.
743 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
744 for the pointer addition and also use size_int/sizetype
746 (ix86_gimplify_va_arg): Likewise.
747 Perform BIT_AND_EXPR on sizetype arguments.
748 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
749 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
750 for the pointer additions and also use size_int for the offsets.
751 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
752 additions and also use size_int for the offsets. Perform
753 BIT_AND_EXPR on sizetype arguments.
754 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
755 POINTER_PLUS_EXPR for pointers and create the
756 BIT_AND_EXPR in sizetype.
757 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
758 instead of PLUS_EXPR for pointer addition.
759 (rs6000_va_start): Likewise.
760 Also use sizetype for the offset.
761 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
762 as PLUS_EXPR/MINUS_EXPR.
763 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
764 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
765 Don't use BIT_AND_EXPR on a pointer type, convert the
766 expression to sizetype first.
767 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
769 (mips_gimplify_va_arg_expr): Likewise.
770 Don't create BIT_AND_EXPR in a pointer type.
772 2007-06-15 Eric Christopher <echristo@apple.com>
774 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
775 (x86_64-*-darwin*): Ditto.
776 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
779 2007-06-15 Matthew Wilcox <matthew@wil.cx>
781 * doc/extend.texi: Document behavior of __attribute__((aligned))
784 2007-06-15 Mark Mitchell <mark@codesourcery.com>
786 * rtlanal.c (note_stores): Improve documentation.
788 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
790 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
791 LOCAL_LABEL_PREFIX): Delete.
792 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
793 (bfin_internal_label): Delete.
795 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
797 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
798 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
799 otherwise define to LIBGCC2_TF_CEXT.
800 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
801 (LIBGCC_TF_CEXT): Ditto.
804 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
806 PR rtl-optimization/32339
807 * df-scan.c (df_uses_record): Don't modify flags but just add to
808 it for df_ref_record.
810 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
812 * tree-mudflap.c: Fix whitespace issues.
814 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
816 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
818 2007-06-14 Eric Christopher <echristo@apple.com>
820 * config/i386/sse.md (movdi_to_sse): Rewrite body.
821 (movv4sf): Use gcc_unreachable instead of abort.
823 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
826 * config/i386/sfp-machine.h (CMPtype): New define.
827 (mach stubs): Use CMPtype instead of int as a return type.
829 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
831 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
832 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
833 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
834 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
835 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
836 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
837 config/soft-fp/soft-fp.h: Update from glibc CVS.
839 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
841 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
843 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
846 * config/v850/v850.c: Include dataflow header file.
847 (substitute_ep_register): Fix typo.
849 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
851 * configure.ac: Fix earlier checkin.
852 * configure: Regenerated.
854 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
856 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
857 * aclocal.m4: Regenerate.
858 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
859 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
860 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
861 * configure: Regenerate.
862 * Makefile.in (LOOSE_WARN): Subst loose_warn.
864 * Makefile.in (quickstrap): Build libgcc too.
866 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
868 * configure.ac: Add --enable-checking=df. Explicitly mention that
869 the variables are initialized as for "release".
871 * configure: Regenerate.
872 * config.in: Regenerate.
874 2007-06-14 Bob Wilson <bob.wilson@acm.org>
876 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
877 validate_replace_rtx instead of replace_rtx.
878 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
880 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
882 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
883 (DWARF2_UNWIND_INFO): Override default if configured with
885 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
886 (ENDFILE_SPEC): Add crtend.o.
887 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
888 (ENDFILE_SPEC): Add crtend.o.
889 (TARGET_USE_JCR_SECTION): Define.
890 (MD_UNWIND_SUPPORT): Define for 32-bit target.
892 * config/i386/cygming-crtbegin.c: New file.
893 * config/i386/cygming-crtend.c: New file.
895 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
897 * config/i386/w32-unwind.h: New file.
899 2007-06-13 Eric Christopher <echristo@apple.com>
901 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
902 the user set a value below STACK_BOUNDARY.
904 2007-06-13 Thiemo Seufer <ths@networkno.de>
906 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
907 imply -lpthread for -pthread.
909 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
911 * basic-block.h: Remove the prototype for
912 free_basic_block_vars.
913 * cfglayout.h: Remove the prototype for
914 insn_locators_initialize.
915 * tree.h: Remove the prototype for emit_line_note.
917 * tree-ssa-pre.c (mergephitemp): Remove.
918 (init_pre): Don't use mergephitemp.
920 2007-06-13 Eric Christopher <echristo@apple.com>
922 * config/i386/i386.c (override_options): If we've specified
923 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
925 2007-06-13 Bob Wilson <bob.wilson@acm.org>
927 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
930 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
932 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
933 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
934 (eh_store_handler): New pattern.
935 (eh_return): Emit it instead of a plain move.
937 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
939 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
940 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
941 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
944 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
946 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
947 (find_next_insn_start, find_load): New functions.
948 (bfin_reorg): Use them to deal with the fact that parallel insns are
949 no longer represented as a SEQUENCE.
951 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
953 * config/sparc/sparc.c (sparc_override_options): Initialize
956 2007-06-13 Dave Korn <dave.korn@artimi.com>
958 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
961 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
963 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
964 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
965 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
966 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
967 tree-vect-transform.c: Fix comment typos. Follow spelling
970 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
972 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
973 to the exit block use set.
974 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
975 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
976 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
978 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
980 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
981 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
982 to indicate an error.
983 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
984 (dbg_cnt_process_opt): Print an error on a bad argument.
985 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
986 * common.opt (-fdbg-cnt-list): New.
987 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
989 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
991 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
992 flag on ref-all pointers.
994 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
997 * expr.c (expand_expr_addr_expr_1): Call expand_expr
998 for the offset with the modifier as EXPAND_INITIALIZER
999 if the modifier is EXPAND_INITIALIZER.
1000 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
1001 a register if we had an overflow.
1003 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1005 * real.c (real_isfinite): New.
1006 (real_sqrt): Use it.
1007 * real.h (real_isfinite): New.
1008 * builtins.c: Use it.
1010 2007-06-12 Ian Lance Taylor <iant@google.com>
1011 Daniel Berlin <dberlin@dberlin.org>
1014 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
1015 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
1016 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
1017 (DECL_NO_TBAA_P): Define.
1018 (struct tree_decl_common): Add no_tbaa_flag field.
1019 * tree-ssa-structalias.c (struct variable_info): Add
1020 no_tbaa_pruning field.
1021 (new_var_info): Initialize no_tbaa_pruning field.
1022 (unify_nodes): Copy no_tbaa_pruning field.
1023 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
1024 (dump_solution_for_var): Print no_tbaa_pruning flag.
1025 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
1027 (compute_tbaa_pruning): New static function.
1028 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
1029 Call compute_tbaa_pruning.
1030 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
1031 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
1032 * gimple-low.c (lower_stmt): Likewise.
1033 * tree-gimple.c (is_gimple_stmt): Likewise.
1034 * tree-ssa-operands.c (get_expr_operands): Likewise.
1035 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1036 * tree-inline.c (estimate_num_insns_1): Likewise.
1037 (copy_result_decl_to_var): Likewise.
1038 * expr.c (expand_expr_real_1): Likewise.
1039 * tree-pretty-print.c (dump_generic_node): Likewise.
1040 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
1041 * omp-low.c (omp_copy_decl_2): Likewise.
1042 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
1043 * doc/c-tree.texi (Expression trees): Document
1044 CHANGE_DYNAMIC_TYPE_EXPR.
1046 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1048 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
1049 with !HONOR_NANS and !HONOR_INFINITIES.
1050 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
1052 2007-06-12 Tristan Gingold <gingold@adacore.com>
1054 * gcov.c: Comments updated.
1055 (source_info): Add file_time field.
1056 (source_index): New variable.
1057 (mutiple_files): New variable.
1058 (generate_results): New function extracted from process_file.
1059 (process_file): Save and restore chain of functions, generate
1060 results and free structures only if not merging results.
1061 (release_structures): File names are now freed in create_file_names
1062 (create_file_names): Free previous file names.
1063 (find_source): File date is now read here and modifications in
1064 source files is checked here.
1065 (read_graph_file): Only reverse order of functions for the current
1067 (make_gcov_file_name): Do not generate long names if input_name is
1069 (output_lines): If merging results do not display graph, data and
1071 Checking source file modification is done in find_source.
1073 * doc/gcov.texi: Append an s to sourcefile.
1075 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
1077 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
1078 (forced_nop): New pattern.
1079 * config/bfin/bfin.c: Include "df.h".
1080 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
1081 (bfin_discover_loop): Use df_get_live_in instead of
1082 global_live_at_start.
1083 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
1084 df_analyze when done.
1085 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
1086 the insns. Use QImode for the final insn in a bundle. Call
1087 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
1089 (reorder_var_tracking_notes): New function.
1090 (bfin_reorg): Pass no argument to split_all_insns. Don't call
1091 update_life_info. Call df_analyze after scheduling and bundle
1092 generation. Call reorder_var_tracking_notes if generating these notes.
1093 Call df_finish_pass at the end.
1095 2007-06-12 Dirk Mueller <dmueller@suse.de>
1097 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
1098 a comparison, not an assignment.
1100 2007-06-12 Olivier Hainque <hainque@adacore.com>
1102 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
1103 Request walking the subtrees only, leaving the current is_lhs/val_only
1105 (convert_non_local_reference): Likewise.
1107 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
1109 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
1111 2007-06-12 Richard Guenther <rguenther@suse.de>
1113 PR tree-optimization/15353
1114 PR tree-optimization/31657
1115 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
1116 * timevar.def: Add TV_TREE_IFCOMBINE.
1117 * tree-pass.h (pass_tree_ifcombine): Declare.
1118 * tree-ssa-ifcombine.c: New file.
1119 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
1120 * tree-flow.h (blocks_in_phiopt_order): Declare.
1121 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
1122 (tree-ssa-ifcombine.o): New dependencies.
1124 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
1126 PR rtl-optimization/32293
1127 * combine.c (simplify_if_then_else): Truncate return from
1128 nonzero_bits() to correct mode.
1130 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
1132 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
1133 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
1135 2007-06-11 Diego Novillo <dnovillo@google.com>
1137 * Makefile.in (reload1.o-warn): Remove.
1139 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
1141 * combine.c (subst): Use reg_overlap_mentioned_p
1142 instead of comparing register numbers directly.
1144 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1146 * reload1.c (mark_home_live_1): Use the mode parameter.
1148 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1150 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
1151 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
1155 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
1157 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
1159 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1161 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
1162 from integer registers.
1163 (FP mode splitters): Handle TFmode.
1165 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
1167 * tree-ssa-structalias.c (find_what_p_points_to): Return false
1168 for ref-all pointers that point-to anything.
1170 2007-06-11 Joseph Myers <joseph@codesourcery.com>
1172 * config/arm/arm.c (arm_output_dwarf_dtprel,
1173 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
1175 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
1177 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
1178 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
1181 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
1183 * gcc/tree.c (signed_or_unsigned_type_for): New.
1184 (unsigned_type_for): Use signed_or_unsigned_type_for.
1185 (signed_type_for): Use signed_or_unsigned_type_for.
1186 * gcc/tree.h (signed_or_unsigned_type_for): New.
1187 (get_signed_or_unsigned_type): Remove.
1188 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
1189 lang_hooks.types.signed_type
1190 (size_diffop): Likewise.
1191 (all_ones_mask_p): Likewise.
1192 (build_range_check): Likewise.
1193 (fold_cond_expr_with_comparison): Likewise.
1194 (fold_cond_expr_with_comparison): Likewise.
1195 (unextend): Likewise.
1196 (extract_muldiv_1): Likewise.
1197 (fold_single_bit_test_into_sign_test): Likewise.
1198 (fold_binary): Likewise.
1199 (fold_ternary): Likewise.
1200 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
1201 instead of get_signed_or_unsigned_type.
1202 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
1203 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
1204 * gcc/expr.c (signed_or_unsigned_type_for): Use
1205 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
1206 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
1207 (lhd_signed_or_unsigned_type): Remove.
1208 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
1209 signed_or_unsigned_type.
1210 (lhd_signed_or_unsigned_type): Remove.
1211 * gcc/expmed.c (make_tree): Use signed_type_for instead of
1212 lang_hooks.types.signed_type.
1213 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
1214 c_common_signed_type instead of lang_hooks.types.signed_type.
1215 (c_common_unsigned_type): New.
1216 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
1217 (shorten_compare): Use c_common_unsigned_type instead of
1218 c_common_signed_or_unsigned_type.
1219 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
1221 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
1222 lang_hooks.types.signed_type.
1223 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
1224 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
1225 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
1226 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
1227 instead of unsigned_type_for.
1228 * gcc/c-decl.c (groakdeclarator): Likewise.
1229 * gcc/c-typeck.c (convert_for_assignment): Likewise.
1230 * gcc/c-common.h (c_common_unsigned_type): New.
1232 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1235 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
1236 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
1238 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1241 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
1242 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
1244 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
1245 Sebastian Pop <sebpop@gmail.com>
1247 * lambda-code.c (remove_iv): New.
1248 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
1250 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
1252 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
1253 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
1254 * tree-ssa-loop-prefetch.c: Include optabs.h.
1255 (FENCE_FOLLOWING_MOVNT): New macro.
1256 (struct mem_ref): Add independent_p and storent_p fields.
1257 (record_ref): Initalize the new fields.
1258 (gather_memory_references_ref): Return true if the reference
1260 (gather_memory_references): Check whether all memory accesses
1261 in loop were recorded.
1262 (should_issue_prefetch_p): Return false for nontemporal stores.
1263 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
1264 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
1265 (determine_loop_nest_reuse): Detect independent memory references.
1266 (loop_prefetch_arrays): Call mark_nontemporal_stores.
1267 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
1268 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
1269 * config/i386/i386.h (x86_mfence): Declare.
1270 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
1271 * config/i386/i386.c (x86_mfence): New variable.
1272 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
1274 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
1275 * optabs.c (init_optabs): Initialize storent_optab.
1276 * optabs.h (enum optab_index): Add OTI_storent.
1277 (storent_optab): Declare.
1278 * genopinit.c (optabs): Add initialization for storent_optab.
1279 * tree.h (MOVE_NONTEMPORAL): New macro.
1280 * expr.c (expand_assignment, store_expr, store_constructor_field,
1281 store_constructor, store_field, expand_expr_real_1): Propagate
1282 nontemporality of the expanded store.
1283 (emit_storent_insn): New function.
1284 * expr.h (expand_assignment, store_expr): Declaration changed.
1285 * function.c (assign_parm_setup_reg): Pass false as nontemporality
1286 to expand_assignment.
1287 * stmt.c (expand_asm_expr): Ditto.
1288 * calls.c (initialize_argument_information): Pass false as
1289 nontemporality to store_expr.
1290 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
1293 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
1295 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
1297 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
1299 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
1301 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
1302 and allow DECL_P here.
1304 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
1306 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
1307 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
1308 track of the size of the expression.
1309 * cfghooks.c (merge_blocks): Remove block from loops structure only
1310 after call of the merge_blocks hook.
1312 2007-06-09 Tom Tromey <tromey@redhat.com>
1314 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
1315 (deprecated_state): Removed.
1316 (start_decl): Update.
1317 (enum deprecated_states): Moved earlier.
1318 (groktypename): Update.
1319 (push_parm_decl): Likewise.
1320 (grokfield): Likewise.
1321 (start_function): Likewise.
1323 2007-06-09 Ian Lance Taylor <iant@google.com>
1325 PR tree-optimization/32169
1326 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
1327 CONVERT_EXPR, check whether min and max both converted to an
1328 overflow infinity representation.
1330 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
1332 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
1333 not inserted on the edge.
1335 2007-06-08 Bob Wilson <bob.wilson@acm.org>
1337 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
1338 instructions if they are supported.
1339 (__divsi3, __umodsi3, __modsi3): Likewise.
1340 (__ashldi3, __ashrdi3, __lshrdi3): New.
1341 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
1343 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
1344 Tony Linthicum <tony.linthicum@amd.com>
1346 * doc/extend.texi: Add fvect-cost-model flag.
1347 * common.opt (fvect-cost-model): New flag.
1348 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
1349 cost fields in stmt_vec_info struct for STMT.
1350 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
1351 fields in stmt_vec_info struct and access functions for the same.
1352 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
1353 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
1354 load, store and vector to scalar operation.
1355 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
1356 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
1357 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
1358 (TARG_VEC_STORE_COST): Define cost of vector store.
1359 (vect_estimate_min_profitable_iters): Define new function.
1360 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
1361 check to evaluate if loop iterations are less than minimum profitable
1362 iterations determined by cost model or minimum vect loop bound defined
1363 by user, whichever is more conservative.
1364 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
1365 run-time check to evaluate if loop iterations are less than minimum
1366 profitable iterations determined by cost model or minimum vect loop
1367 bound defined by user, whichever is more conservative.
1368 (vect_estimate_min_profitable_iterations): New function to estimate
1369 mimimimum iterartions required for vector version of loop to be
1370 profitable over scalar version.
1371 (vect_model_reduction_cost): New function.
1372 (vect_model_induction_cost): New function.
1373 (vect_model_simple_cost): New function.
1374 (vect_cost_strided_group_size): New function.
1375 (vect_model_store_cost): New function.
1376 (vect_model_load_cost): New function.
1377 (vectorizable_reduction): Call vect_model_reduction_cost during
1379 (vectorizable_induction): Call vect_model_induction_cost during
1381 (vectorizable_load): Call vect_model_load_cost during analysis phase.
1382 (vectorizable_store): Call vect_model_store_cost during analysis phase.
1383 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
1384 vectorizable_promotion, vectorizable_demotion): Call
1385 vect_model_simple_cost during analysis phase.
1387 2007-06-08 Simon Baldwin <simonb@google.com>
1389 * reg-stack.c (get_true_reg): Readability change. Moved default case
1390 label into direct switch statement scope.
1392 2007-06-08 Simon Baldwin <simonb@google.com>
1394 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
1395 in gcc_assert() with '==' comparison.
1397 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1399 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
1400 TARGET_ABM handling of x86_popcnt variable.
1402 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1404 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
1405 __builtin_copysignq and __builtin_infq built-in functions.
1407 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1409 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
1410 SSE4.2 section. Correct built-in function names in SSE4A section.
1412 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1414 PR tree-optimization/32243
1415 * tree-vect-transform.c (vectorizable_type_promotion): Move check
1416 for ncopies after ratio check between nunits_out and nunits_in.
1417 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
1419 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
1421 PR tree-optimization/32224
1422 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
1423 vectorization upon a non GIMPLE_MODIFY_STMT.
1425 2007-06-08 Christian Bruel <christian.bruel@st.com>
1428 * config/sh/sh.md (doloop_end): New pattern and splitter.
1429 * loop-iv.c (simple_rhs_p): Check for hardware registers.
1431 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1434 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
1436 (verify_dominators): Do not change dominance tree.
1438 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1440 * config/sh/constraints.md: New file.
1441 * config/sh/sh.c: Include tm-constrs.h.
1442 (reg_class_from_letter): Remove.
1443 (prepare_cbranch_operands): Use satisfies_constraint_*
1444 function instead of macro.
1445 (andcosts, broken_move, sh_secondary_reload): Likewise.
1446 * config/sh/predicates.md (trapping_target_operand): Likewise.
1447 (and_operand, arith_operand, arith_reg_or_0_operand,
1448 cmp_operand, logical_operand, target_operand,
1449 ua_address_operand, ua_offset, xor_operand): Likewise.
1450 * config/sh/sh.md: Include constraints.md.
1451 (*movsicc_t_false): Use satisfies_constraint_* function
1453 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
1454 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
1455 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
1456 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
1457 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
1458 (REG_CLASS_FROM_CONSTRAINT): Remove.
1459 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
1460 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
1461 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
1462 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
1463 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1464 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
1465 function instead of macro.
1466 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1467 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
1468 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
1469 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
1470 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
1471 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
1472 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
1473 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
1474 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
1475 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
1476 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
1477 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
1478 EXTRA_CONSTRAINT_STR): Likewise.
1479 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
1481 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1483 * config/i386/darwin.h (STACK_BOUNDARY): Define.
1485 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
1488 * c-common.h (flag_cpp0x): Replaced by...
1489 (cxx_dialect): ... this new variable specifying the C++ dialect that
1491 * c-common.c (flag_cpp0x): Removed.
1492 (cxx_dialect): Defined.
1493 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
1495 * c-opts.c (c_common_post_options): Likewise.
1496 (set_std_cxx98): Set cxx_dialect to cxx98.
1497 (set_std_cxx0x): Set cxx_dialect to cxx0x.
1499 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1500 Hui-May Chang <hm.chang@apple.com>
1502 * doc/invoke.texi (Darwin Options): Update documentation for
1503 -mmacosx-version-min.
1504 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
1505 * config/darwin-driver.c: New file.
1506 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
1507 * config/t-darwin (darwin-driver.o): New rule.
1509 * config/darwin-c.c (version_as_macro): Ignore low digit.
1511 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
1513 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
1514 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
1515 (CSGNMODE): New mode macro.
1516 (CSGNVMODE): New mode attribute.
1517 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
1518 expander using CSGNMODE mode macro. Handle TFmode.
1519 (copysign<mode>3_const): Rename from copysignsf3_const and
1520 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
1522 (copysign<mode>3_var): Rename from copysignsf3_var and
1523 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
1525 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
1526 mode macro. Handle TFmode.
1527 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
1528 (iortf3, *iortf3): Ditto.
1529 (xortf3, *xortf3): Ditto.
1530 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
1531 TFmode and TImode masks.
1532 (ix86_expand_copysign): Expand TFmode copysign insn.
1533 (IX86_BUILTIN_INFQ): New.
1534 (IX86_BUILTIN_FABSQ): Ditto.
1535 (IX86_BUILTIN_COPYSIGNQ): Ditto.
1536 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
1537 [__builtin_fabsq]: Ditto.
1538 [__builtin_copysignq]: Ditto.
1539 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
1540 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
1541 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
1542 ix86_expand_binop_builtin().
1544 2007-06-07 Bob Wilson <bob.wilson@acm.org>
1546 * config/xtensa/lib1funcs.asm: Clean up whitespace.
1548 2007-06-07 Steve Ellcey <sje@cup.hp.com>
1551 * rtl.h (push_to_sequence2): New.
1552 * emit-rtl.c (push_to_sequence2): New.
1553 * function.c (assign_parm_data_all): Add new fields.
1554 (assign_parm_setup_block): Call push_to_sequence2 instead of
1556 (assign_parm_setup_reg): Ditto.
1557 (assign_parm_setup_stack): Ditto.
1558 (assign_parms_unsplit_complex): Ditto.
1559 (assign_parms): Change field name.
1561 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
1563 PR tree-optimization/32220
1564 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
1565 phi node is reached before defining statement.
1567 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1570 * tree-vect-transform.c (vectorizable_call): Call update_stmt
1571 after changing the right hand side of the assignment.
1573 2007-06-06 Eric Christopher <echristo@apple.com>
1575 * config.gcc (i?86-*-darwin*): Remove arch parameter.
1576 (x86_64-*-darwin*): Ditto.
1577 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
1578 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
1580 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1582 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
1584 (add_key): Likewise.
1585 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
1586 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
1588 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
1589 (add_cost_one_coalesce): Likewise.
1590 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
1591 variable names. Rename orig to orig_name for consistency.
1592 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
1594 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
1595 (record_equivalences_from_stmt): Likewise.
1596 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
1597 the coding conventions.
1598 (memory_ssa_name_same): Likewise.
1599 (dse_optimize_stmt): Likewise.
1600 (dse_record_phis): Likewise.
1601 (dse_finalize_block): Likewise.
1602 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
1603 keywords as variable names.
1604 (may_move_till): Cast according to the coding conventions.
1605 (force_move_till_expr): Avoid using C++ keywords as variable names.
1606 (force_move_till): Cast according to the coding conventions.
1607 (memref_hash): Likewise.
1608 (memref_eq): Likewise.
1609 (gather_mem_refs_stmt): Likewise.
1610 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
1611 keywords as variable names.
1612 (idx_find_step): Cast according to the coding conventions.
1613 (idx_record_use): Likewise.
1614 (find_depends): Likewise.
1615 (prepare_decl_rtl): Likewise.
1616 (mbc_entry_hash): Likewise.
1617 (mbc_entry_eq): Likewise.
1618 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
1619 (simplify_replace_tree): Avoid using C++ keywords as variable names.
1620 (idx_infer_loop_bounds): Cast according to the coding conventions.
1621 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
1622 * tree-ssa-math-opts.c (occ_new ): Likwise.
1623 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
1625 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
1627 (add_use_op): Likewise.
1628 (add_vop): Likewise.
1629 (add_vuse_op): Likewise.
1630 (add_vdef_op): Likewise.
1631 (get_expr_operands): Likewise.
1632 (push_stmt_changes): Use type safe memory macros.
1633 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
1634 keywords as variable names.
1635 (conditional_replacement): Likewise.
1636 (minmax_replacement): Likewise.
1637 (abs_replacement): Likewise.
1638 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
1640 (insert_fake_stores): Avoid using C++ keywords as variable names.
1641 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
1643 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
1644 (heapvar_insert): Use type safe memory macros.
1645 (new_var_info): Cast according to the coding conventions.
1646 (new_constraint): Likewise.
1647 (remove_preds_and_fake_succs): Use type safe memory macros.
1648 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
1650 (thread_single_edge): Likewise.
1651 (thread_through_loop_header): Likewise.
1653 2007-06-06 Eric Christopher <echristo@apple.com>
1655 * config/i386/i386.c (override_options): Move handling
1656 of TARGET_SUBTARGET* earlier.
1658 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
1660 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
1663 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
1665 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
1666 emited outside of basic block.
1667 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
1669 * rtl.h (delete_insn_chain): Declaration changed.
1670 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
1672 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
1673 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
1674 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
1675 to delete_insn_chain.
1676 (rtl_verify_flow_info_1): Verify that the insns in header and footer
1677 do not have bb field set.
1678 (rtl_verify_flow_info): Verify that insns between basic blocks do not
1680 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
1681 * cfgcleanup.c (try_optimize_cfg): Ditto.
1683 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1685 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
1686 (lambda_body_vector_new): Use type safe memory macros.
1687 (lambda_linear_expression_new): Likewise.
1688 (lambda_loopnest_new): Likewise.
1689 (lambda_lattice_new): Likewise.
1690 (replace_uses_equiv_to_x_with_y): Cast according to the coding
1691 conventions. Use type safe memory macros.
1692 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
1693 (lambda_body_vector_s): Likewise.
1694 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
1695 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
1697 2007-06-06 Richard Guenther <rguenther@suse.de>
1699 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
1700 if we need to schedule cfg_cleanup.
1701 (tree_ssa_forward_propagate_single_use_vars): Do so.
1703 2007-06-06 Ian Lance Taylor <iant@google.com>
1705 * fold-const.c (merge_ranges): If range_successor or
1706 range_predecessor fail, just return 0.
1708 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1710 PR tree-optimization/32216
1711 * tree-vectorizer.c (supportable_widening_operation): Determine
1712 signedness of FIX_TRUNC_EXPR from output operand.
1713 (supportable_narrowing_operation): Ditto.
1714 * tree-vect-generic.c (expand_vector_operations_1): Determine
1715 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
1718 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1720 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
1721 (struct pta): ...from here. Change flags to unsigned to avoid
1722 excessive casting (as it is used as a bit mask).
1723 (override_options): Add casts according to the coding convenventions.
1724 (x86_64_elf_unique_section): Likewise.
1725 (examine_argument): Avoid using C++ keywords as variable names.
1726 (construct_container): Likewise.
1727 (legitimize_pic_address): Likewise.
1728 (get_dllimport_decl): Cast according to the coding conventions. Use
1729 type safe memory macros.
1730 (legitimize_address): Cast according to the coding conventions.
1731 (emit_i387_cw_initialization): Corrected the type of slot to enum
1733 (ix86_init_machine_status): Use type safe memory macros.
1734 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
1735 (bdesc_pcmpistr): Likewise.
1736 (bdesc_crc32): Likewise.
1737 (bdesc_sse_3arg): Likewise.
1738 (bdesc_2arg): Likewise.
1739 (bdesc_1arg): Likewise.
1740 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
1741 (ix86_expand_sse_pcmpistr): Likewise.
1742 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
1743 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
1744 int to match the langhook definition.
1745 (ix86_builtin_conversion): Change the type of code to unsigned init to
1746 match the langhook definition.
1747 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
1749 (ix86_preferred_output_reload_class): Likewise.
1750 (ix86_cannot_change_mode_class): Likewise.
1751 (ix86_memory_move_cost): Likewise.
1752 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
1753 avoid excessive casting later on.
1754 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
1756 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1758 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
1759 as flags setting insn.
1760 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
1762 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1764 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
1765 (UNSPEC_ROUND): New.
1766 ("sse4_1_round<mode>2"): New insn pattern.
1767 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
1769 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
1770 expander using SSEMODEF mode macro. Expand using
1771 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1772 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
1773 expander using SSEMODEF mode macro. Expand using
1774 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1775 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
1776 expander using SSEMODEF mode macro. Expand using
1777 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1778 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
1779 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
1780 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
1783 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
1784 Sebastian Pop <sebpop@gmail.com>
1786 * lambda.h (build_linear_expr): New.
1787 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
1788 Use build_linear_expr, call fold and force_gimple_operand.
1789 (lambda_loopnest_to_gcc_loopnest): Check that there is
1790 something to insert.
1791 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
1793 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
1795 PR preprocessor/23479
1796 * doc/extend.texi: Document the 0b-prefixed binary integer
1799 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1801 PR tree-optimization/32215
1802 * tree-vectorizer.c (supportable_widening_operation): Return false
1803 for unsupported FIX_TRUNC_EXPR tree code.
1804 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
1806 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
1808 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
1809 register on SPE targets. Change documentation to reflect
1811 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
1812 Change FIXED_SCRATCH to 14 and document why we're keeping r14
1813 out of the register allocation pool.
1814 (rs6000_reg_live_or_pic_offset_p): New function.
1815 (rs6000_emit_prologue): Move the actual saving of LR up to free
1816 r0 for holding r11. Split saving of SPE 64-bit registers into
1817 its own case. Ensure that offsets will always be in-range for
1818 'evstdd' by using r11 as a scratch register to point at the start
1819 of the SPE save area. Save r11 if necessary, as it is the static
1821 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
1822 into its own case. Ensure that offsets will always be in-range
1823 for 'evldd' by using r11 as a scratch register to point at the
1824 start of the SPE save area. Also adjust r11 when restoring
1825 the stack pointer to compensate for pre-loading r11.
1827 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
1829 * cfg.c (init_flow): Use type safe memory macros.
1830 (alloc_block): Likewise.
1831 (unchecked_make_edge): Likewise.
1832 (dump_flow_info): Avoid using C++ keywords as variable names.
1833 (copy_original_table_clear): Cast according to the coding conventions.
1834 (copy_original_table_set): Likewise.
1835 * cfgexpand (label_rtx_for_bb): Likewise.
1836 (expand_gimple_basic_block): Likewise.
1837 * cfghooks.c (dump_bb): Likewise.
1838 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
1840 (lv_add_condition_to_bb): Likewise.
1841 * cfglayout (relink_block_chain): Cast according to the coding
1843 (fixup_reorder_chain): Likewise.
1844 (fixup_fallthru_exit_predecessor): Likewise.
1845 * cfgloop.c (glb_enum_p): Likewise.
1846 (get_exit_description): Likewise.
1847 (dump_recorded_exit): Likewise.
1848 * cfgloop.h (enum loop_estimation): Move out of struct scope...
1849 (struct loop): ... from here.
1850 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
1852 * cfgrtl.c (rtl_create_basic_block): Likewise.
1853 (rtl_split_block): Likewise.
1854 (rtl_dump_bb): Likewise.
1855 (cfg_layout_split_block): Likewise.
1856 (init_rtl_bb_info): Use typesafe memory macros.
1858 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
1859 * graphds.h: Updated all usages of edge to graph_edge.
1860 * graphds.c: Likewise.
1861 * cfgloopanal.c: Likewise.
1863 2007-06-05 Ian Lance Taylor <iant@google.com>
1865 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
1866 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
1867 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
1869 (test_for_singularity): Likewise.
1871 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1873 * config/i386/constraints.md ("Y2"): Replaced by ...
1875 * config/i386/i386.md: Likewise.
1876 * config/i386/mmx.md: Likewise.
1877 * config/i386/sse.md: Likewise.
1879 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1881 * config/i386/constraints.md ("z"): Replaced by ...
1883 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
1884 (sse4_1_blendvps): Likewise.
1885 (sse4_1_pblendvb): Likewise.
1886 (sse4_2_pcmpestr): Likewise.
1887 (sse4_2_pcmpestrm): Likewise.
1888 (sse4_2_pcmpestr_cconly): Likewise.
1889 (sse4_2_pcmpistr): Likewise.
1890 (sse4_2_pcmpistrm): Likewise.
1891 (sse4_2_pcmpistr_cconly): Likewise.
1893 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
1895 * matrix-reorg.c (transform_access_sites): Fix computation.
1896 (transform_allocation_sites): Same.
1898 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1900 * config/i386/i386.c (override_options): Use
1901 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
1903 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1905 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
1906 (nonimm_not_xmm0_operand): Ditto.
1907 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
1908 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
1909 as operand[2] predicate. Require "z" class XMM register for
1910 operand[3]. Adjust asm template.
1911 ("sse4_1_blendvpd"): Ditto.
1912 ("sse4_1_pblendvb"): Ditto.
1913 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
1914 force op2 into xmm0 register for variable blend instructions.
1916 2007-06-04 Tom Tromey <tromey@redhat.com>
1918 * c-tree.h (start_enum): Update.
1919 (build_enumerator): Likewise.
1920 * c-decl.c (enum_next_value): Removed.
1921 (enum_overflow): Likewise.
1922 (start_enum): Add c_enum_contents argument. Don't use globals.
1923 (build_enumerator): Likewise.
1924 * c-tree.h (struct c_enum_contents): New struct.
1926 2007-06-04 Tom Tromey <tromey@redhat.com>
1928 * c-common.c (c_common_get_alias_set): Fix indentation.
1930 2007-06-04 Ian Lance Taylor <iant@google.com>
1932 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
1933 to overflow, reduce overflow infinity to regular infinity.
1934 (vrp_var_may_overflow): New static function.
1935 (vrp_visit_phi_node): Check vrp_var_may_overflow.
1937 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
1939 * stor-layout.c (layout_type): Remove duplicate code.
1941 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
1944 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
1945 before build_common_builtin_nodes ().
1947 2007-06-04 Steve Ellcey <sje@cup.hp.com>
1950 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
1952 2007-06-04 Jan Hubicka <jh@suse.cz>
1954 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
1955 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
1956 instead of _stat version.
1958 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1960 PR tree-optimization/32194
1961 * tree-predcom.c (determine_offset): Check that both references have
1964 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1966 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
1967 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
1968 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1969 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
1970 Add argument to iterate_fix_dominators call.
1971 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
1972 * gcse.c (hoist_code): Change domby to vector.
1973 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
1974 Add argument to iterate_fix_dominators call.
1975 * loop-doloop.c (doloop_modify): Changed recount_dominator to
1976 recompute_dominator.
1977 * lambda-code.c (perfect_nestify): Ditto.
1978 * cfgloopanal.c: Include graphds.h.
1979 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
1980 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
1981 (mark_irreducible_loops): Use graphds_scc. Remove argument from
1983 * graphds.c: New file.
1984 * graphds.h: New file.
1985 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
1986 (get_dominated_by, get_dominated_by_region): Change return type to
1988 (verify_dominators): Recompute all dominators and compare the results.
1989 (recount_dominator): Renamed to ...
1990 (recompute_dominator): ... this. Do not check that the block is
1992 (iterate_fix_dominators): Reimplemented.
1993 (prune_bbs_to_update_dominators, root_of_dom_tree,
1994 determine_dominators_for_sons): New functions.
1995 * et-forest.c (et_root): New function.
1996 * et-forest.h (et_root): Declare.
1997 * Makefile.in (graphds.o): Add.
1998 (cfgloopanal.o): Add graphds.h dependency.
1999 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
2000 * basic-block.h (get_dominated_by, get_dominated_by_region,
2001 iterate_fix_dominators): Declaration changed.
2002 (recount_dominator): Renamed to ...
2003 (recompute_dominator): ... this.
2004 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
2005 (thread_through_all_blocks): Do not free dominance info.
2007 2007-06-03 Andreas Schwab <schwab@suse.de>
2009 * config/m68k/m68k.c (override_options): Don't override
2011 * config/m68k/m68k-modes.def (SF, DF): Define to use
2012 motorola_single_format and motorola_double_format, resp.
2013 * real.c (motorola_single_format): Renamed from
2014 coldfire_single_format.
2015 (motorola_double_format): Renamed from coldfire_double_format.
2016 (encode_ieee_extended): Generate a proper canonical NaN image
2017 respecting canonical_nan_lsbs_set.
2018 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
2020 * real.h: Adjust declarations.
2022 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
2025 * config/sh/sh.md (symGOT_load): Don't schedule insns when
2026 the symbol is generated with the stack protector.
2028 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
2030 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
2031 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
2033 * doc/extend.texi (interrupt): Mention m68k.
2035 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
2037 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
2038 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
2039 (ix86_expand_sse_pcmpestr): Do not check operands for
2040 "register_operand", when insn operand predicate is "register_operand".
2041 (ix86_expand_sse_pcmpistr): Ditto.
2043 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
2044 Uros Bizjak <ubizjak@gmail.com>
2046 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
2047 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
2048 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
2049 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
2050 * config/i386/constraints.md ("z"): New register constraint
2051 for members of SSE_FIRST_REG class.
2052 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
2053 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
2054 SSE_FIRST_REG class.
2055 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
2056 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
2057 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
2058 (IX86_BUILTIN_PCMPESTRM128): Likewise.
2059 (IX86_BUILTIN_PCMPESTRA128): Likewise.
2060 (IX86_BUILTIN_PCMPESTRC128): Likewise.
2061 (IX86_BUILTIN_PCMPESTRO128): Likewise.
2062 (IX86_BUILTIN_PCMPESTRS128): Likewise.
2063 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
2064 (IX86_BUILTIN_PCMPISTRI128): Likewise.
2065 (IX86_BUILTIN_PCMPISTRM128): Likewise.
2066 (IX86_BUILTIN_PCMPISTRA128): Likewise.
2067 (IX86_BUILTIN_PCMPISTRC128): Likewise.
2068 (IX86_BUILTIN_PCMPISTRO128): Likewise.
2069 (IX86_BUILTIN_PCMPISTRS128): Likewise.
2070 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
2071 (struct builtin_description): Change "flag" field to unsigned.
2072 (bdesc_pcmpestr): New builtin description table.
2073 (bdesc_pcmpistr): Likewise.
2074 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
2075 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
2076 Initialize pcmp[ei]str[im] insns for SSE4.2.
2077 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
2078 (ix86_expand_sse_pcmpistr): Likewise.
2079 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
2080 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
2081 (UNSPEC_PCMPISTR): Likewise.
2082 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
2083 (sse4_2_pcmpestri):New isns pattern.
2084 (sse4_2_pcmpestrm): Likewise.
2085 (sse4_2_pcmpestr_cconly): Likewise.
2086 (sse4_2_pcmpistr): New insn patern and splitter.
2087 (sse4_2_pcmpistri):New isns pattern.
2088 (sse4_2_pcmpistrm): Likewise.
2089 (sse4_2_pcmpistr_cconly): Likewise.
2090 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
2093 2007-06-01 David Daney <ddaney@avtrex.com>
2095 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
2096 LOADGP_ABSOLUTE and not binds_local_p.
2098 2007-06-01 Geoffrey Keating <geoffk@apple.com>
2100 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
2102 2007-06-01 Ian Lance Taylor <iant@google.com>
2104 * tree-vrp.c (compare_name_with_value): Always set
2105 used_strict_overflow if we get a result from the variable itself.
2107 2007-06-01 Ian Lance Taylor <iant@google.com>
2109 PR rtl-optimization/31455
2110 * lower-subreg.c (find_decomposable_subregs): Don't decompose
2111 subregs which have a cast between modes which are not tieable.
2113 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
2115 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
2116 breaks after return statements.
2118 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
2120 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
2121 only after no_new_pseudos.
2123 2007-05-31 Eric Christopher <echristo@apple.com>
2125 * expr.c (convert_move): Assert that we don't have a BLKmode
2127 (store_expr): Handle BLKmode moves by calling emit_block_move.
2129 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
2131 * c-typeck.c (build_indirect_ref): Include type in error message.
2132 (build_binary_op): Pass types to binary_op_error.
2133 * c-common.c (binary_op_error): Take two type arguments, print out
2135 * c-common.h (binary_op_error): Update prototype.
2137 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
2139 * config/i386/i386.c: Correct coments on -mno-sse4.
2141 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
2143 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
2144 (x86_64-*-*): Likewise.
2145 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
2146 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
2147 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
2148 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
2149 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
2150 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
2151 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
2152 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
2153 (OPTION_MASK_ISA_SSE4): Likewise.
2154 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
2155 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
2156 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
2157 (override_options): Support SSE4.2.
2158 (ix86_build_const_vector): Support SImode and DImode.
2159 (ix86_build_signbit_mask): Likewise.
2160 (ix86_expand_int_vcond): Support V2DImode.
2161 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
2162 (IX86_BUILTIN_CRC32HI): Likewise.
2163 (IX86_BUILTIN_CRC32SI): Likewise.
2164 (IX86_BUILTIN_CRC32DI): Likewise.
2165 (IX86_BUILTIN_PCMPGTQ): Likewise.
2166 (bdesc_crc32): Likewise.
2167 (bdesc_sse_3arg): Likewise.
2168 (ix86_expand_crc32): Likewise.
2169 (ix86_init_mmx_sse_builtins): Support SSE4.2.
2170 (ix86_expand_builtin): Likewise.
2171 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
2172 __SSE4_2__ for -msse4.2.
2173 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
2174 (CRC32MODE): Likewise.
2175 (crc32modesuffix): Likewise.
2176 (crc32modeconstraint): Likewise.
2177 (sse4_2_crc32<mode>): Likewise.
2178 (sse4_2_crc32di): Likewise.
2179 * config/i386/i386.opt (msse4.2): New for SSE4.2.
2181 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
2182 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
2183 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
2184 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
2185 (vcondu<mode>): Likewise.
2186 * doc/extend.texi: Document SSE4.2 built-in functions.
2187 * doc/invoke.texi: Document -msse4.2/-msse4.
2189 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
2191 PR tree-optimization/32160
2192 * tree-predcom.c (predcom_tmp_var): New function. Mark created
2193 variable as gimple reg.
2194 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
2196 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
2198 * gcc.c (main): Don't consider linker options when issuing the
2199 warning about a linker input file not being used.
2201 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2203 * tree-vrp.c (compare_names): Initialize sop.
2205 2007-05-30 Dirk Mueller <dmueller@suse.de>
2207 * cgraphunit.c (cgraph_analyze_function): Remove
2208 computation of inline parameters.
2210 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2212 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
2214 2007-05-30 Richard Sandiford <richard@codesourcery.com>
2216 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
2217 Add vx-common.h. Include vxworks.h between vx-common.h and
2219 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
2221 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
2222 (TARGET_ASM_DESTRUCTOR): Likewise.
2223 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
2224 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
2225 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
2226 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
2227 (VXWORKS_ENDIAN_SPEC): Define.
2228 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
2229 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
2230 VXWORKS_* equivalents.
2231 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
2232 (ASM_FILE_START): Delete.
2233 (TARGET_VERSION): Reformat.
2234 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
2235 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
2236 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
2237 (FPBIT, DPBIT): Define.
2238 (fp-bit.c, dp-bit.c): New rules.
2239 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
2240 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
2241 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
2242 * config/arm/arm.h: Include vxworks-dummy.h.
2243 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
2244 Mark with ATTRIBUTE_UNUSED.
2245 (arm_override_options): Do not allow VxWorks RTP PIC to be used
2246 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
2247 make it incompatible with -msingle-pic-base.
2248 (arm_function_ok_for_sibcall): Return false for calls that might
2249 go through a VxWorks PIC PLT entry.
2250 (require_pic_register): New function, split out from...
2251 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
2253 (arm_load_pic_register): Handle the VxWorks RTP initialization
2254 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
2255 (arm_emit_call_insn): New function.
2256 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
2257 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
2258 (pic_offset_arm): New pattern.
2259 (call, call_value): Use arm_emit_call_insn.
2260 (call_internal, call_value_internal): New expanders.
2261 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
2262 VxWorks unless __PIC__.
2264 2007-05-30 Eric Christopher <echristo@gmail.com>
2266 * genrecog.c: Include regs.h in generated file.
2267 * genemit.c: Ditto. Fix up formatting.
2268 * config/mn10300/constraints.md: New.
2269 * config/mn10300/mn10300.md: Include.
2270 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
2271 Fix up for removed macro.
2272 * config/mn10300/predicates.md (call_address_operand): Ditto.
2273 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
2274 (CONST_OK_FOR_I): Ditto.
2275 (CONST_OK_FOR_J): Ditto.
2276 (CONST_OK_FOR_K): Ditto.
2277 (CONST_OK_FOR_L): Ditto.
2278 (CONST_OK_FOR_M): Ditto.
2279 (CONST_OK_FOR_N): Ditto.
2280 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
2284 (EXTRA_CONSTRAINT): Ditto.
2286 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2288 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
2290 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
2291 OPTION_MASK_ISA_64BIT.
2292 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
2294 2007-05-30 Richard Guenther <rguenther@suse.de>
2297 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
2298 types for comparison.
2299 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
2300 with original typed arguments.
2301 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
2303 2007-05-30 Jakub Jelinek <jakub@redhat.com>
2305 PR tree-optimization/31769
2306 * except.c (duplicate_eh_regions): Clear prev_try if
2307 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
2309 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
2311 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
2312 * tree-ssa-sink.c (statement_sink_location): Return basic block and
2313 bsi of the location where statements should be inserted.
2314 (sink_code_in_bb): Take bsi from statement_sink_location.
2315 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
2316 instead of bsi_start.
2317 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
2319 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
2320 (bsi_move_before): Document inconsistency with bsi_move_after.
2321 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
2323 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2325 * config/i386/i386.h (TARGET_ABM): New define.
2326 (TARGET_POPCNT): Ditto.
2327 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
2328 New temporary defines to redefine from OPTION_ISA_* defines.
2329 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
2330 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
2331 (ix86_isa_flags): New extern int declaration.
2332 (TARGET_SUBTARGET_DEFAULT): New define.
2333 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
2334 (TARGET_SUBTARGET32_DEFAULT): Ditto.
2335 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
2336 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2337 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
2338 * config/i386/darwin.h: Change TARGET_64BIT define to
2341 * config/i386/i386.opt (m3dnowa): Define as undocumented option
2342 using existing "ix86_isa_flags" varible.
2343 (m32, m64): Use existing "ix86_isa_flags" variable.
2344 (mmmx, m3dnow): Ditto.
2345 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
2346 (mabm): Define as non-negative option using "x86_abm" variable.
2347 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
2349 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
2350 Rewrite feature test bitmap.
2351 (ix86_isa_flags): New initialized global int varible.
2352 (ix86_isa_flags_explicit): New static int variable.
2353 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
2354 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
2355 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
2356 target_flags_explicit.
2357 (override_options): Remove "target_enable" and "target_disable" fields
2358 from "struct ptt". Update processor_target_table accordingly. Remove
2359 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
2360 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
2361 "target_flags" and "ix86_isa_flags_explicit" instead of
2362 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
2363 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
2364 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
2365 to true when either of PTA_POPCNT or PTA_ABM is set in
2366 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
2367 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
2368 processor_alias_table flags entry. Remove handling of
2369 "target_enable" and "target_disable" fields of processor_target_table.
2370 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
2371 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
2372 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
2373 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
2374 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
2376 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
2378 2007-05-29 David Daney <ddaney@avtrex.com>
2381 * config/mips/mips.c (mips_output_mi_thunk): Emit
2382 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
2384 2007-05-29 Hui-May Chang <hm.chang@apple.com>
2385 * config/i386/i386.c (ix86_function_regparm): Added checking of
2386 ix86_force_align_arg_pointer to determine the number of
2387 register parameters.
2389 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
2391 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
2392 (SET_DR_MISALIGNMENT): New.
2393 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
2394 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
2395 Use SET_DR_MISALIGNMENT.
2396 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
2398 * tree-data-ref.c (create_data_ref, compute_all_dependences,
2399 find_loop_nest): Export.
2400 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
2401 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
2402 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
2403 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
2405 (struct mem_ref): Add field reuse_distance.
2406 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
2407 Initialize reuse_distance field.
2408 (issue_prefetch_ref): Select temporality of prefetch according to
2410 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
2411 self_reuse_distance, determine_loop_nest_reuse): New functions.
2412 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
2413 (tree_ssa_prefetch_arrays): Dump L2 cache size.
2414 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
2417 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
2419 * tree-ssa-alias.c: Add aliasing overview.
2421 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
2422 Danny Smith <dannysmith@users.sourceforge.net>
2425 * config/i386/t-crtfm: Compile crtfastmath.o with
2426 -minline-all-stringops.
2427 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
2428 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
2430 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2432 * doc/md.texi: Document constraints on HP PA-RISC.
2434 * pa/constraints.md: New file.
2435 * pa.md: Include constraints.md.
2436 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
2437 (integer_store_memory_operand, ldil_cint_p): New functions.
2438 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
2439 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2440 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
2441 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
2442 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
2444 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
2447 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
2448 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
2449 case POSTDECREMENT_EXPR>): Return the error_mark_node
2450 if either the real or imaginary parts would an
2453 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
2455 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
2456 name when we remove it from a call.
2458 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
2460 * targhooks.c (default_narrow_bitfield): Remove.
2461 * targhooks.h: Remove the prototype for
2462 default_narrow_bitfield.
2464 * langhooks-def.h: Remove the prototype for
2465 hook_get_alias_set_0.
2466 * langhooks.c (hook_get_alias_set_0): Remove.
2468 * global.c (EXECUTE_IF_CONFLICT): Remove.
2470 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2473 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
2474 return true when truth_value_p is true and the type
2477 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2479 * doc/install.texi (Prerequisites): We no longer require Autoconf
2480 2.13 for the top-level.
2482 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
2484 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
2485 memory access via x86_expand_vector_move_misalign() only for
2486 TImode values on 32-bit targets.
2488 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
2490 * matrix-reorg.c: New file. Implement matrix flattening and
2491 transposing optimization.
2492 * tree-pass.h: Add matrix reorg pass.
2493 * common.opt: Add fipa-mreorg flag.
2494 * Makefile.in: Add matrix-reorg.c.
2495 * passes.c: Add matrix reorg pass.
2496 * varpool.c (add_new_static_var): New function.
2497 * cgraph.h (add_new_static_var): Declare.
2499 2007-05-27 Eric Christopher <echristo@apple.com>
2501 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
2502 sp_offset depending on stack size. Save r12 depending
2503 on registers we're saving later.
2504 (rs6000_emit_epilogue): Update sp_offset depending only
2507 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
2509 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
2510 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2511 * ifcvt.c (if_convert): Ditto.
2512 * tree-ssa-threadupdate.c (thread_block): Ditto.
2513 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
2514 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2515 verify_loop_closed_ssa): Check number_of_loops instead of
2517 * predict.c (tree_estimate_probability): Ditto.
2518 * tree-if-conv.c (main_tree_if_conversion): Ditto.
2519 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2520 * modulo-sched.c (sms_schedule): Ditto.
2521 * tree-scalar-evolution.c (scev_const_prop): Ditto.
2522 (scev_finalize): Do not do anything if scev analysis was not
2524 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
2525 current_loops == NULL.
2526 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
2527 * loop-init.c (loop_optimizer_init): Do not free current_loops when
2529 (loop_optimizer_finalize): Assert that loops were analyzed.
2530 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
2531 rtl_doloop): Check number_of_loops instead of current_loops.
2532 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
2533 current_loops == NULL.
2534 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
2535 gate_tree_vectorize tree_linear_transform, check_data_deps,
2536 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
2537 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
2538 Check number_of_loops instead of current_loops.
2539 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
2540 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
2541 free loops if available.
2542 (execute_pre): Do not pass do_fre to fini_pre.
2544 2007-05-27 Tobias Burnus <burnus@net-b.de>
2547 * real.c (mpfr_from_real): Fix sign of -Inf.
2549 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
2551 * tree-vect-transform.c (vectorizable_conversion): Initialize
2552 tree_code variables to ERROR_MARK.
2553 (vectorizable_type_demotion): Likewise.
2554 (vectorizable_type_promotion): Likewise.
2556 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2559 * config/i386/i386.md (movti): Handle push operands via
2562 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2564 * basic-block.h: Remove the prototype for merge_seq_blocks.
2565 * cfgcleanup.c (merge_seq_blocks): Remove.
2567 * tree-flow.h: Remove the prototype for is_aliased_with.
2568 * tree-ssa-alias.c (is_aliased_with): Remove.
2570 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
2572 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
2574 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
2576 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
2577 ix86_expand_sse4_unpack if SSE4.1 is enabled.
2578 (vec_unpacks_hi_v16qi): Likewise.
2579 (vec_unpacku_lo_v16qi): Likewise.
2580 (vec_unpacks_lo_v16qi): Likewise.
2581 (vec_unpacku_hi_v8hi): Likewise.
2582 (vec_unpacks_hi_v8hi): Likewise.
2583 (vec_unpacku_lo_v8hi): Likewise.
2584 (vec_unpacks_lo_v8hi): Likewise.
2585 (vec_unpacku_hi_v4si): Likewise.
2586 (vec_unpacks_hi_v4si): Likewise.
2587 (vec_unpacku_lo_v4si): Likewise.
2588 (vec_unpacks_lo_v4si): Likewise.
2590 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2592 * c-typeck.c, config/arm/arm.c, config/darwin.c,
2593 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
2594 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
2595 follow spelling conventions in various
2596 warning/error/diagnostic messages.
2598 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
2599 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
2600 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
2601 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
2602 tree-vrp.c: Fix comment typos. Follow spelling conventions.
2603 * doc/tm.texi: Follow spelling conventions.
2605 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2608 * tree-ssa-forwprop.c
2609 (forward_propagate_addr_into_variable_array_index): Remove
2610 the lhs argument. Use the type of def_rhs instead of lhs.
2611 (forward_propagate_addr_expr_1): Update use of
2612 forward_propagate_addr_into_variable_array_index.
2614 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
2615 Nigel Stephens <nigel@mips.com>
2617 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
2618 function attributes, "far" being an alias for "long_call".
2619 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
2620 (mips_near_type_p, mips_far_type_p): New.
2621 (mips_comp_type_attributes): New function to check that attributes
2622 attached to a function type are compatible.
2623 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
2624 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
2625 to the target function of the thunk.
2626 (mips_encode_section_info): Check for "near" and "far" function
2627 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
2629 * config/mips/predicates.md (const_call_insn_operand): Test only
2630 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
2632 * doc/extend.texi (Function Attributes): Document MIPS "near" and
2635 * testsuite/gcc.target/mips/near-far-1.c: New test case.
2636 * testsuite/gcc.target/mips/near-far-2.c: New test case.
2637 * testsuite/gcc.target/mips/near-far-3.c: New test case.
2638 * testsuite/gcc.target/mips/near-far-4.c: New test case.
2640 2007-05-25 Eric Christopher <echristo@apple.com>
2642 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
2643 to x86-darwin configurations.
2644 * config/i386/t-darwin: Add softfp support.
2645 * config/i386/t-darwin64: Ditto.
2646 * config/i386/sfp-machine.h: If mach then don't use
2647 aliasing, emit a stub to call.
2649 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
2651 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
2652 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
2653 tree-predcom.c, tree-ssa-alias-warnings.c,
2654 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
2655 comment typos. Follow spelling conventions.
2656 * doc/cpp.texi, doc/invoke.texi: Fix typos.
2658 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2661 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
2662 constants into memory. Expand unaligned memory references for
2663 SSE modes via x86_expand_vector_move_misalign() function.
2665 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
2667 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
2668 "memory" attribute for "sseishft" type insn without operands[2].
2670 2007-05-25 Dirk Mueller <dmueller@suse.de>
2671 Marcus Meissner <meissner@suse.de>
2673 * doc/extend.texi (alloc_size): New attribute.
2674 * c-common.c (handle_alloc_size_attribute): New.
2675 * tree-object-size.c (alloc_object_size): Use alloc_size
2676 attribute, if available.
2678 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2680 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
2682 (__builtin_ia32_vec_ext_v2di): Likewise.
2683 (__builtin_ia32_vec_ext_v4si): Likewise.
2684 (__builtin_ia32_vec_ext_v8hi): Likewise.
2685 (__builtin_ia32_vec_ext_v16qi): Likewise.
2686 (__builtin_ia32_vec_set_v8hi): Likewise.
2688 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2690 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
2692 2007-05-25 Richard Sandiford <richard@codesourcery.com>
2694 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
2695 (arm_is_longcall_p): Rename to...
2696 (arm_is_long_call_p): ...this. Take a single tree argument and
2698 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
2699 (CUMULATIVE_ARGS): Remove call_cookie.
2700 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
2701 (ENCODED_LONG_CALL_ATTR_P): Delete.
2702 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
2703 LONG_CALL_FLAG_CHAR cases.
2704 (ARM_DECLARE_FUNCTION_SIZE): Delete.
2705 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
2706 ARM_DECLARE_FUNCTION_SIZE.
2707 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
2708 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
2709 (arm_encode_call_attribute, current_file_function_operand): Delete.
2710 (arm_function_in_section_p): New function.
2711 (arm_is_longcall_p): Rename to...
2712 (arm_is_long_call_p): ...this. Take the target function as a single
2713 argument and return a bool. Do not rely on call cookies. Check
2714 whether the target symbol is in the same section as the current
2715 function, not just the same compilation unit.
2716 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
2717 (arm_encode_section_info): Don't encode a call type.
2718 * config/arm/arm.md (call, call_value): Update calls to
2719 arm_is_long(_)call_p. Simplify logic.
2720 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
2721 Update calls to arm_is_long(_)call_p.
2723 2007-05-25 Richard Guenther <rguenther@suse.de>
2725 PR tree-optimization/31982
2726 * tree-ssa-forwprop.c
2727 (forward_propagate_addr_into_variable_array_index): Handle arrays
2728 with element size one.
2730 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2732 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
2733 (umulsi3_highpart): Likewise.
2735 2007-05-24 Ian Lance Taylor <iant@google.com>
2737 PR rtl-optimization/32069
2738 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
2741 2007-05-24 Ollie Wild <aaw@google.com>
2743 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
2746 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
2748 * postreload-gcse.c (reg_changed_after_insn_p): New function.
2749 (oprs_unchanged_p): Use it to check all registers in a REG.
2750 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
2751 (reg_set_between_after_reload_p): Delete.
2752 (reg_used_between_after_reload_p): Likewise.
2753 (reg_set_or_used_since_bb_start): Likewise.
2754 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
2755 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
2756 Use reg_set_between_p instead of reg_set_between_after_reload_p.
2757 * rtlanal.c (reg_set_p): Check whether REG overlaps
2758 regs_invalidated_by_call, rather than just checking the
2759 membership of REGNO (REG).
2761 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2763 * doc/passes.texi: Document predictive commoning.
2764 * doc/invoke.texi (-fpredictive-commoning): Document.
2765 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
2766 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
2767 adding indices to the generated name.
2768 (schedule_sm): Pass 0 to get_lsm_tmp_name.
2769 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
2770 * tree-pretty-print.c (op_symbol_1): Renamed to ...
2771 (op_symbol_code): ... and exported.
2772 (dump_omp_clause, op_symbol): Use op_symbol_code
2773 instead of op_symbol_1.
2774 * tree-pass.h (pass_predcom): Declare.
2775 * timevar.def (TV_PREDCOM): New timevar.
2776 * tree-ssa-loop.c (run_tree_predictive_commoning,
2777 gate_tree_predictive_commoning, pass_predcom): New.
2778 * tree-data-ref.c (find_data_references_in_loop): Find the
2779 references in dominance order.
2780 (canonicalize_base_object_address): Ensure that the result has
2782 (dr_analyze_innermost): Export.
2783 (create_data_ref): Code to fail for references with invariant
2785 (find_data_references_in_stmt): ... here.
2786 * tree-data-ref.h (dr_analyze_innermost): Declare.
2787 * tree-affine.c: Include tree-gimple.h and hashtab.h.
2788 (aff_combination_find_elt, name_expansion_hash,
2789 name_expansion_eq, tree_to_aff_combination_expand,
2790 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
2792 * tree-affine.h (aff_combination_constant_multiple_p,
2793 tree_to_aff_combination_expand): Declare.
2794 * tree-predcom.c: New file.
2795 * common.opt (fpredictive-commoning): New option.
2796 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
2797 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
2798 * Makefile.in (tree-predcom.o): Add.
2799 (tree-affine.o): Add TREE_GIMPLE_H dependency.
2800 * passes.c (init_optimization_passes): Add dceloop after
2801 copy propagation in loop optimizer. Add predictive commoning
2802 to loop optimizer passes.
2804 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2806 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
2809 2007-05-24 Jan Hubicka <jh@suse.cz>
2811 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
2813 (genheader): Include statistics.h.
2815 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
2817 * print-rtl.c (flag_dump_unnumbered): Update comments.
2818 (print_rtl): Fix my previous change.
2819 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
2822 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2825 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
2827 (thread_through_all_blocks): Call initialize_original_copy_tables
2828 and free_original_copy_tables.
2829 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
2831 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
2832 * cfghooks.c (duplicate_block): Use get_loop_copy.
2833 * cfg.c: Include cfgloop.h.
2834 (loop_copy): New hash table.
2835 (initialize_original_copy_tables): Initialize loop_copy table.
2836 (free_original_copy_tables): Free loop_copy table.
2837 (copy_original_table_clear, copy_original_table_set,
2838 set_loop_copy, get_loop_copy): New functions.
2839 (set_bb_original, set_bb_copy): Use copy_original_table_set.
2840 * cfgloop.h (struct loop): Remove copy field.
2841 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
2842 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
2844 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2846 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
2847 -msse/-msse2/-msse3.
2849 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2851 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
2852 __builtin_ia32_vec_set_v2di with MASK_64BIT.
2854 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
2857 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
2858 * targhooks.h (default_mangle_decl_assembler_name): Declare
2860 * targhooks.c (default_mangle_decl_assembler_name): Define
2862 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
2864 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
2865 * langhooks.c (lhd_set_decl_assembler_name): Call
2866 targetm.mangle_decl_assembler_name for names with global scope.
2868 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
2870 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
2871 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
2873 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
2874 New. Factored out of i386_pe_encode_section_info.
2875 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
2876 Move check for prior decoration of stdcall
2877 symbols to i386_pe_encode_section_info.
2878 (i386_pe_encode_section_info): Adjust call to
2879 gen_stdcall_or_fastcall_suffix. Use
2880 i386_pe_maybe_mangle_decl_assembler_name, if needed.
2881 (i386_pe_mangle_decl_assembler_name): New. Wrap
2882 i386_pe_maybe_mangle_decl_assembler_name.
2884 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
2886 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
2887 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
2888 * langhooks.c (get_signed_or_unsigned_type): Don't check for
2889 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
2890 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
2893 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
2894 Nigel Stephens <nigel@mips.com>
2895 Richard Sandiford <richard@codesourcery.com>
2897 Fix up MIPS16 hard float and add support for complex.
2899 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
2900 (TARGET_SOFT_FLOAT_ABI): New.
2901 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
2902 __mips_soft_float to reflect the ABI in use, not whether the
2903 FPU is directly accessible (e.g., in MIPS16 mode).
2904 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
2905 (UNITS_PER_FPVALUE): Likewise.
2907 * config/mips/mips.c (mips_expand_call): Remove redundant
2908 TARGET_MIPS16 check.
2909 (mips_arg_regno): New.
2910 (function_arg_advance): When setting bits in cum->fp_code for
2911 MIPS16, don't subtract 1 from cum->arg_number, since it is now
2913 (function_arg): Use mips_arg_regno.
2914 (mips_return_mode_in_fpr_p): New.
2915 (mips16_call_stub_mode_suffix): New.
2916 (mips16_cfun_returns_in_fpr_p): New.
2917 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
2918 (mips_output_function_prologue): Test mips16_hard_float, not
2919 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
2920 (mips_expand_epilogue): Call MIPS16 helper routines to copy
2921 return value into a floating-point register.
2922 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
2923 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
2924 (mips16_fp_args): Handle MIPS32r2 ISA which supports
2925 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
2926 word of double arguments from or to the high bits of 64-bit
2927 floating point registers.
2928 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
2929 (mips16_fpret_double): New helper function.
2930 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
2931 support for complex modes. Fill in DECL_RESULT for stubdecl.
2932 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
2934 * config/mips/mips16.S
2935 (RET, ARG1, ARG2): New.
2936 (MERGE_GPRf, MERGE_GPRt): New.
2937 (DELAYt, DELAYf): New.
2938 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
2939 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
2940 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
2941 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
2942 (SFOP): Renamed to...
2943 (OPSF3): This, and macro-ified. Updated all uses.
2944 (SFOP2): Renamed to...
2945 (OPSF2): This, and macro-ified. Updated all uses.
2946 (SFCMP): Renamed to...
2947 (CMPSF): This, and macro-ified. Updated all uses.
2948 (SFREVCMP): Renamed to...
2949 (REVCMPSF): This, and macro-ified. Updated all uses.
2950 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
2951 (LDDBL1, LDDBL2, RETDBL): Deleted.
2952 (DFOP): Renamed to...
2953 (OPDF3): This, and macro-ified. Updated all uses.
2954 (DFOP2): Renamed to...
2955 (OPDF2): This, and macro-ified. Updated all uses.
2956 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
2957 (DFCMP): Renamed to...
2958 (CMPDF): This, and macro-ified. Updated all uses.
2959 (DFREVCMP): Renamed to...
2960 (REVCMPDF): This, and macro-ified. Updated all uses.
2961 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
2962 (RET_FUNCTION): New.
2963 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
2964 (__mips16_ret_sc, __mips16_ret_dc): New.
2965 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
2966 STUB_ARGS_6, STUB_ARGS_10): New.
2967 (CALL_STUB_NO_RET): New.
2968 (__mips16_call_stub_1): Macro-ified.
2969 (__mips16_call_stub_5): Macro-ified.
2970 (__mips16_call_stub_2): Macro-ified.
2971 (__mips16_call_stub_6): Macro-ified.
2972 (__mips16_call_stub_9): Macro-ified.
2973 (__mips16_call_stub_10): Macro-ified.
2974 (CALL_STUB_RET): New.
2975 (__mips16_call_stub_sf_0): Macro-ified.
2976 (__mips16_call_stub_sf_1): Macro-ified.
2977 (__mips16_call_stub_sf_5): Macro-ified.
2978 (__mips16_call_stub_sf_2): Macro-ified.
2979 (__mips16_call_stub_sf_6): Macro-ified.
2980 (__mips16_call_stub_sf_9): Macro-ified.
2981 (__mips16_call_stub_sf_10): Macro-ified.
2982 (__mips16_call_stub_df_0): Macro-ified.
2983 (__mips16_call_stub_df_1): Macro-ified.
2984 (__mips16_call_stub_df_5): Macro-ified.
2985 (__mips16_call_stub_df_2): Macro-ified.
2986 (__mips16_call_stub_df_6): Macro-ified.
2987 (__mips16_call_stub_df_9): Macro-ified.
2988 (__mips16_call_stub_df_10): Macro-ified.
2989 (__mips16_call_stub_sc_0): New.
2990 (__mips16_call_stub_sc_1): New.
2991 (__mips16_call_stub_sc_5): New.
2992 (__mips16_call_stub_sc_2): New.
2993 (__mips16_call_stub_sc_6): New.
2994 (__mips16_call_stub_sc_9): New.
2995 (__mips16_call_stub_sc_10): New.
2996 (__mips16_call_stub_dc_0): New.
2997 (__mips16_call_stub_dc_1): New.
2998 (__mips16_call_stub_dc_5): New.
2999 (__mips16_call_stub_dc_2): New.
3000 (__mips16_call_stub_dc_6): New.
3001 (__mips16_call_stub_dc_9): New.
3002 (__mips16_call_stub_dc_10): New.
3004 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
3005 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
3006 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
3008 2007-05-23 Ian Lance Taylor <iant@google.com>
3010 * doc/invoke.texi (Invoking GCC): Document that the order of the
3013 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
3016 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
3017 * config/score/predicate.md (const_pow2, const_npow2): Remove.
3018 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
3022 * config/score/score.c (score_print_operand): Make sure that only
3023 lower bits are used.
3025 2007-05-22 Ian Lance Taylor <iant@google.com>
3027 * tree-vrp.c (avoid_overflow_infinity): New static function,
3028 broken out of set_value_range_to_value.
3029 (set_value_range_to_value): Call avoid_overflow_infinity.
3030 (extract_range_from_assert): Likewise.
3032 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3035 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
3036 change the type before looking for a COMPOUND_EXPR.
3038 2007-05-22 Ian Lance Taylor <iant@google.com>
3040 * lower-subreg.c (decompose_multiword_subregs): If we change an
3041 insn, call remove_retval_note on it.
3043 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
3045 * regs.h (end_hard_regno): New function.
3046 (END_HARD_REGNO, END_REGNO): New macros.
3047 (add_to_hard_reg_set): New function.
3048 (remove_from_hard_reg_set): Likewise.
3049 (in_hard_reg_set_p): Likewise.
3050 (overlaps_hard_reg_set_p): Likewise.
3051 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
3052 (note_btr_set): Use END_HARD_REGNO.
3053 * caller-save.c (setup_save_areas): Use end_hard_regno.
3054 (mark_set_regs): Use END_HARD_REGNO.
3055 (add_stored_regs): Use end_hard_regno.
3056 (mark_referenced_regs): Use add_to_hard_reg_set.
3057 * combine.c (update_table_tick): Use END_REGNO.
3058 (record_value_for_reg): Likewise.
3059 (record_dead_and_set_regs): Likewise.
3060 (get_last_value_validate): Likewise.
3061 (use_crosses_set_p): Likewise.
3062 (reg_dead_at_p_1): Likewise.
3063 (reg_dead_at_p): Likewise.
3064 (mark_used_regs_combine): Use add_to_hard_reg_set.
3065 (move_deaths): Use END_HARD_REGNO.
3066 (reg_bitfield_target_p): Use end_hard_regno.
3067 (distribute_notes): Use END_HARD_REGNO.
3068 * cse.c (mention_regs): Use END_REGNO.
3069 (insert): Use add_to_hard_reg_set.
3070 (invalidate): Use END_HARD_REGNO.
3071 (invalidate_for_call): Likewise.
3072 (exp_equiv_p): Use END_REGNO.
3073 (cse_insn): Likewise.
3074 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
3075 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
3076 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
3077 * function.c (keep_stack_depressed): Use end_hard_regno.
3078 * global.c (global_alloc): Use end_hard_regno.
3079 (global_conflicts): Use add_to_hard_reg_set instead of
3081 (find_reg): Likewise.
3082 (mark_reg_store): Likewise.
3083 (mark_reg_conflicts): Likewise.
3084 (mark_reg_death): Use remove_from_hard_reg_set.
3085 (mark_reg_live_nc): Delete.
3086 (set_preference): Use end_hard_regno.
3087 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
3088 remove_from_hard_reg_set.
3089 (post_mark_life): Use add_to_hard_reg_set.
3090 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
3091 (reg_becomes_live): Use add_to_hard_reg_set.
3092 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
3093 (peep2_find_free_register): Use add_to_hard_reg_set.
3094 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
3095 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
3096 * regrename.c (note_sets): Use add_to_hard_reg_set.
3097 (clear_dead_regs): Use remove_from_hard_reg_set.
3098 (regrename_optimize): Use add_to_hard_reg_set.
3099 (find_oldest_value_reg): Use in_hard_reg_set_p.
3100 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
3101 (hard_reg_set_here_p): Use end_hard_regno.
3102 (decompose): Likewise.
3103 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
3104 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
3105 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
3106 (mark_home_live): Use end_hard_regno.
3107 (spill_hard_reg): Likewise.
3108 (clear_reload_reg_in_use): Likewise.
3109 * reorg.c (delete_prior_computation): Use END_REGNO.
3110 * resource.c (update_live_status): Use END_HARD_REGNO.
3111 (mark_referenced_resources): Use add_to_hard_reg_set.
3112 (mark_set_resources): Likewise.
3113 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
3114 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
3115 (reg_overlap_mentioned_p): Likewise.
3116 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
3117 (covers_regno_no_parallel_p): Use END_REGNO.
3118 (find_regno_note): Likewise.
3119 (find_reg_fusage): Use END_HARD_REGNO.
3120 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
3121 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
3123 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
3125 * mode-switching.c (reg_dies): Change type of second argument to
3127 (optimize_mode_switching): Update accordingly.
3129 2007-05-22 Richard Sandiford <richard@codesourcery.com>
3131 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
3133 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
3134 (hard_reg_set_empty_p): ...these new functions.
3135 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
3136 GO_IF_HARD_REG_SUBSET.
3137 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
3138 instead of GO_IF_HARD_REG_EQUAL.
3139 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
3140 instead of GO_IF_HARD_REG_EQUAL.
3141 * global.c (find_reg): Use hard_reg_set_empty_p instead of
3142 GO_IF_HARD_REG_SUBSET.
3143 (modify_reg_pav): Use hard_reg_set_empty_p instead of
3144 GO_IF_HARD_REG_EQUAL.
3145 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
3146 of GO_IF_HARD_REG_SUBSET.
3147 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
3148 instead of GO_IF_HARD_REG_EQUAL.
3149 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
3150 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
3151 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
3152 of GO_IF_HARD_REG_SUBSET,
3153 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
3154 GO_IF_HARD_REG_SUBSET.
3155 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
3156 instead of GO_IF_HARD_REG_EQUAL.
3157 * config/sh/sh.c (push_regs, calc_live_regs): Use
3158 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
3159 (hard_regs_intersect_p): Delete.
3161 2007-05-22 Janis Johnson <janis187@us.ibm.com>
3163 * doc/sourcebuild.texi (Test Directives) Add dg-message.
3165 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
3166 Richard Henderson <rth@redhat.com>
3168 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
3170 (x86_64-*-*): Likewise.
3172 * i386/i386-modes.def (V2QI): New.
3174 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
3176 (override_options): Support SSE4.1.
3177 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
3178 (IX86_BUILTIN_BLENDPS): Likewise.
3179 (IX86_BUILTIN_BLENDVPD): Likewise.
3180 (IX86_BUILTIN_BLENDVPS): Likewise.
3181 (IX86_BUILTIN_PBLENDVB128): Likewise.
3182 (IX86_BUILTIN_PBLENDW128): Likewise.
3183 (IX86_BUILTIN_DPPD): Likewise.
3184 (IX86_BUILTIN_DPPS): Likewise.
3185 (IX86_BUILTIN_INSERTPS128): Likewise.
3186 (IX86_BUILTIN_MOVNTDQA): Likewise.
3187 (IX86_BUILTIN_MPSADBW128): Likewise.
3188 (IX86_BUILTIN_PACKUSDW128): Likewise.
3189 (IX86_BUILTIN_PCMPEQQ): Likewise.
3190 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
3191 (IX86_BUILTIN_PMAXSB128): Likewise.
3192 (IX86_BUILTIN_PMAXSD128): Likewise.
3193 (IX86_BUILTIN_PMAXUD128): Likewise.
3194 (IX86_BUILTIN_PMAXUW128): Likewise.
3195 (IX86_BUILTIN_PMINSB128): Likewise.
3196 (IX86_BUILTIN_PMINSD128): Likewise.
3197 (IX86_BUILTIN_PMINUD128): Likewise.
3198 (IX86_BUILTIN_PMINUW128): Likewise.
3199 (IX86_BUILTIN_PMOVSXBW128): Likewise.
3200 (IX86_BUILTIN_PMOVSXBD128): Likewise.
3201 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
3202 (IX86_BUILTIN_PMOVSXWD128): Likewise.
3203 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
3204 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
3205 (IX86_BUILTIN_PMOVZXBW128): Likewise.
3206 (IX86_BUILTIN_PMOVZXBD128): Likewise.
3207 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
3208 (IX86_BUILTIN_PMOVZXWD128): Likewise.
3209 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
3210 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
3211 (IX86_BUILTIN_PMULDQ128): Likewise.
3212 (IX86_BUILTIN_PMULLD128): Likewise.
3213 (IX86_BUILTIN_ROUNDPD): Likewise.
3214 (IX86_BUILTIN_ROUNDPS): Likewise.
3215 (IX86_BUILTIN_ROUNDSD): Likewise.
3216 (IX86_BUILTIN_ROUNDSS): Likewise.
3217 (IX86_BUILTIN_PTESTZ): Likewise.
3218 (IX86_BUILTIN_PTESTC): Likewise.
3219 (IX86_BUILTIN_PTESTNZC): Likewise.
3220 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
3221 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
3222 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
3223 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
3224 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
3226 (bdesc_sse_3arg): Likewise.
3227 (bdesc_2arg): Likewise.
3228 (bdesc_1arg): Likewise.
3229 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
3231 (ix86_expand_sse_4_operands_builtin): New.
3232 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
3233 smaller than 8 bits as the 2nd arg.
3234 (ix86_expand_sse_ptest): New.
3235 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
3236 (ix86_expand_vector_set): Support SSE4.1.
3237 (ix86_expand_vector_extract): Likewise.
3239 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3240 __SSE4_1__ for -msse4.1.
3242 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
3243 (UNSPEC_INSERTPS): Likewise.
3244 (UNSPEC_DP): Likewise.
3245 (UNSPEC_MOVNTDQA): Likewise.
3246 (UNSPEC_MPSADBW): Likewise.
3247 (UNSPEC_PHMINPOSUW): Likewise.
3248 (UNSPEC_PTEST): Likewise.
3249 (UNSPEC_ROUNDP): Likewise.
3250 (UNSPEC_ROUNDS): Likewise.
3252 * config/i386/i386.opt (msse4.1): New for SSE4.1.
3254 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
3255 (const_pow2_1_to_32768_operand): Likewise.
3257 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
3260 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
3262 (sse4_1_insertps): Likewise.
3263 (*sse4_1_extractps): Likewise.
3264 (sse4_1_ptest): Likewise.
3265 (sse4_1_mulv2siv2di3): Likewise.
3266 (*sse4_1_mulv4si3): Likewise.
3267 (*sse4_1_smax<mode>3): Likewise.
3268 (*sse4_1_umax<mode>3): Likewise.
3269 (*sse4_1_smin<mode>3): Likewise.
3270 (*sse4_1_umin<mode>3): Likewise.
3271 (sse4_1_eqv2di3): Likewise.
3272 (*sse4_1_pinsrb): Likewise.
3273 (*sse4_1_pinsrd): Likewise.
3274 (*sse4_1_pinsrq): Likewise.
3275 (*sse4_1_pextrb): Likewise.
3276 (*sse4_1_pextrb_memory): Likewise.
3277 (*sse4_1_pextrw_memory): Likewise.
3278 (*sse4_1_pextrq): Likewise.
3279 (sse4_1_blendpd): Likewise.
3280 (sse4_1_blendps): Likewise.
3281 (sse4_1_blendvpd): Likewise.
3282 (sse4_1_blendvps): Likewise.
3283 (sse4_1_dppd): Likewise.
3284 (sse4_1_dpps): Likewise.
3285 (sse4_1_movntdqa): Likewise.
3286 (sse4_1_mpsadbw): Likewise.
3287 (sse4_1_packusdw): Likewise.
3288 (sse4_1_pblendvb): Likewise.
3289 (sse4_1_pblendw): Likewise.
3290 (sse4_1_phminposuw): Likewise.
3291 (sse4_1_extendv8qiv8hi2): Likewise.
3292 (*sse4_1_extendv8qiv8hi2): Likewise.
3293 (sse4_1_extendv4qiv4si2): Likewise.
3294 (*sse4_1_extendv4qiv4si2): Likewise.
3295 (sse4_1_extendv2qiv2di2): Likewise.
3296 (*sse4_1_extendv2qiv2di2): Likewise.
3297 (sse4_1_extendv4hiv4si2): Likewise.
3298 (*sse4_1_extendv4hiv4si2): Likewise.
3299 (sse4_1_extendv2hiv2di2): Likewise.
3300 (*sse4_1_extendv2hiv2di2): Likewise.
3301 (sse4_1_extendv2siv2di2): Likewise.
3302 (*sse4_1_extendv2siv2di2): Likewise.
3303 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3304 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3305 (sse4_1_zero_extendv4qiv4si2): Likewise.
3306 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3307 (sse4_1_zero_extendv2qiv2di2): Likewise.
3308 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3309 (sse4_1_zero_extendv4hiv4si2): Likewise.
3310 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3311 (sse4_1_zero_extendv2hiv2di2): Likewise.
3312 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3313 (sse4_1_zero_extendv2siv2di2): Likewise.
3314 (*sse4_1_zero_extendv2siv2di2): Likewise.
3315 (sse4_1_roundpd): Likewise.
3316 (sse4_1_roundps): Likewise.
3317 (sse4_1_roundsd): Likewise.
3318 (sse4_1_roundss): Likewise.
3319 (mulv4si3): Don't expand for SSE4.1.
3320 (smax<mode>3): Likewise.
3321 (umaxv4si3): Likewise.
3322 (uminv16qi3): Likewise.
3323 (umin<mode>3): Likewise.
3324 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
3326 * doc/extend.texi: Document SSE4.1 built-in functions.
3328 * doc/invoke.texi: Document -msse4.1.
3330 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
3332 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
3333 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
3334 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
3335 (ASM_SPEC): Add asm_pcrel_spec.
3336 (EXTRA_SPECS): Add asm_pcrel_spec.
3338 2007-05-21 David Daney <ddaney@avtrex.com>
3340 * doc/install.texi (Building a cross compiler): Add requirements
3341 for Java cross compiler.
3343 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3346 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
3347 Add loopno argument. Use evolution_function_is_invariant_rec_p
3348 instead of evolution_function_is_constant_p.
3349 Update calls to evolution_function_is_affine_multivariate_p.
3350 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
3351 Add loopno argument.
3352 * tree-scalar-evolution.c (gather_chrec_stats): Call
3353 evolution_function_is_affine_multivariate_p with a loop
3355 * tree-data-ref.c (analyze_miv_subscript): Likewise.
3356 (analyze_overlapping_iterations): Likewise.
3357 (access_functions_are_affine_or_constant_p): Likewise.
3358 (build_classic_dist_vector_1): If the access functions
3359 are equal, don't do anything.
3361 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
3362 Paolo Carlini <pcarlini@suse.de>
3363 Uros Bizjak <ubizjak@gmail.com>
3365 * c-cppbuiltin.c (c_cpp_builtins): Define
3366 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
3367 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
3368 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
3369 * doc/cpp.texi ([Standard Predefined Macros]): Document.
3371 2007-05-21 Mike Stump <mrs@apple.com>
3373 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
3375 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3377 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
3379 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
3380 implementation if __OPTIMIZE__ is not defined.
3381 (_mm_alignr_pi8): Ditto.
3382 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3383 (_mm_inserti_si64): Ditto.
3384 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3385 (_mm_slli_epi16): Ditto.
3386 (_mm_slli_epi32): Ditto.
3387 (_mm_slli_epi64): Ditto.
3388 (_mm_srai_epi16): Ditto.
3389 (_mm_srai_epi32): Ditto.
3390 (_mm_srli_si128): Ditto.
3391 (_mm_slli_si128): Ditto.
3392 (_mm_srli_epi16): Ditto.
3393 (_mm_srli_epi32): Ditto.
3394 (_mm_srli_epi64): Ditto.
3395 (_mm_extract_epi16): Ditto.
3396 (_mm_insert_epi16): Ditto.
3397 (_mm_shufflehi_epi16): Ditto.
3398 (_mm_shufflelo_epi16): Ditto.
3399 (_mm_shuffle_epi32): Ditto.
3400 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
3402 (_mm_insert_pi16): Ditto.
3404 (_mm_shuffle_pi16): Ditto.
3406 (_mm_shufle_ps): Ditto.
3407 (_mm_prefetch): Ditto.
3409 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
3411 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
3412 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
3413 * real.c (encode_i370_single, decode_i370_single,
3414 encode_i370_double, decode_i370_double): Functions removed.
3415 (i370_single_format, i370_double_format): Initializations removed.
3416 (real_maxval, round_for_format, exact_real_truncate, significand_size):
3417 Consider the log2_b field to always be one.
3418 (ieee_single_format, mips_single_format, coldfire_single_format,
3419 ieee_double_format, mips_double_format, coldfire_double_format,
3420 ieee_extended_motorola_format, ieee_extended_intel_96_format,
3421 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
3422 ibm_extended_format, mips_extended_format, ieee_quad_format,
3423 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
3424 decimal_single_format, decimal_double_format, decimal_quad_format,
3425 c4x_single_format, c4x_extended_format, real_internal_format): Remove
3426 initialization of log2_b.
3427 * real.h (i370_single_format, i370_double_format): Declarations removed.
3428 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
3429 field to always be one.
3431 2007-05-21 Andreas Schwab <schwab@suse.de>
3433 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
3434 NOTE_INSN_BASIC_BLOCK_P.
3435 (process_for_unwind_directive): Likewise.
3437 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
3439 * builtins.c (expand_builtin_setjmp_setup): Update comment.
3440 * function.h (struct function): Move va_list_gpr_size,
3441 va_list_fpr_size, function_frequency to front of bitfields. Add
3443 (current_function_calls_unwind_init): New.
3444 * except.c (expand_builtin_unwind_init): Set
3445 current_function_calls_unwind_init not
3446 current_function_has_nonlocal_label.
3447 * reload1.c (has_nonexceptional_receiver): New.
3448 (reload): Use it and current_function_calls_unwind_init to
3449 determine whether call-saved regs must be saved.
3451 2007-05-20 Jan Hubicka <jh@suse.cz>
3453 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
3454 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3455 * ddg.c (create_ddg): LIkewise.
3456 * final.c (final): Remove hunk moving line numbernotes around since
3457 they are no longer present at this stage.
3458 (final_scan_insn): Use NOTE_KIND instead of
3459 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3460 (output_asm_label): Likewise.
3461 * reorg.c (dbr_schedule): Likewise.
3462 * haifa-sched.c (unlink_other_notes): Likewise.
3463 * mode-switching.c (optimize_mode_switching): Likewise.
3464 * graph.c (start_bb): Likewise.
3465 * rtl.def (NOTE): Update description.
3466 * jump.c (squeeze_notes): Delete.
3467 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
3468 NOTE_INSN_BASIC_BLOCK_P when possible.
3469 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
3470 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
3471 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3472 (dwarf2out_var_location): Likewise.
3473 * cfgbuild.c (make_edges): Likewise.
3474 (find_basic_blocks_1): Likewise.
3475 * function.c (reorder_blocks_1): Likewise.
3476 (epilogue_done): Likewise.
3477 (reposition_prologue_and_epilogue_notes): Likewise.
3478 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
3480 (print_rtl): Likewise.
3481 (print_rtl_single): Likewise.
3482 * gcse.c (insert_insn_start_bb): Likewise.
3483 * alias.c (init_alias_analysis): Likewise.
3484 * calls.c (fixup_tail_calls): Likewise.
3485 * except.c (sjlj_emit_function_enter): Likewise.
3486 * emit-rtl.c (add_insn_after): Likeiwse.
3487 (emit_label_before): Likewise.
3488 (emit_label_after): Likewise.
3489 (emit_note_before, emit_note_after, emit_note): Update
3490 parameter to be enum insn_note; do not deal with source
3492 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
3493 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
3495 (merge_blocks_move_successor_nojumps): Simplify now when
3496 we don't have BLOCK notes.
3497 (try_optimize_cfg): Likewise.
3498 * cfglayout.c (skip_insns_after_block): Likewise.
3499 (record_effective_endpoints): Likewise.
3500 (duplicate_insn_chain): Likewise.
3501 * varasm.c (output_constant_pool_1): Likewise.
3502 * sched-deps.c (sched_analyze): Likewise.
3503 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
3505 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
3506 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
3507 (SET_INSN_DELETED): Simplify.
3508 (NOTE_LINE_NUMBER): Exterminate.
3509 (NOTE_LINE_KIND): New.
3510 (NOTE_INSN_BASIC_BLOCK_P): Update.
3511 (enum insn_note): Simplify.
3512 (GET_NOTE_INSN_NAME) Simplify.
3513 (emit_note_before, emit_note_after, emit_note): Update prototype.
3514 (squeeze_notes): Remove.
3515 * sched-int.h (NOTE_NOT_BB_P): Update.
3516 * resource.c (mark_target_live_regs): Update.
3517 * sched-rgn.c (debug_dependencies): Update.
3518 * sched-vis.c (print_insn): Update.
3519 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
3520 * config/i386/i386.c (ix86_output_function_epilogue): Update.
3521 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
3522 (TARGET_ADJUST_UNROLL_MAX): Likewise.
3523 (split_branches): Update.
3524 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
3526 (sh_adjust_unroll_max): Exterminate.
3527 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
3528 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
3529 (m68hc11_reorg): Likewise.
3530 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
3531 (emit_predicate_relation_info): Update.
3532 (process_for_unwind_directive): Update.
3533 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
3534 (output_call): Update.
3535 * config/pa/pa.c (output_lbranch): Update.
3536 (output_millicode_call): Update.
3537 (output_call): Update.
3538 (pa_combine_instructions): Update.
3539 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
3540 * config/bfin/bfin.c (gen_one_bundle): Update.
3541 * cfgrtl.c (can_delete_note_p): Update.
3542 (delete_insn): Update.
3543 (rtl_merge_blocks): Update.
3544 (commit_one_edge_insertion): Update.
3545 (rtl_verify_flow_info): Update.
3546 * stmt.c (expand_case): Do not call squeeze_notes.
3548 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3555 * c.opt (Wtype-limits): New.
3556 * doc/invoke.texi (Wtype-limits): Document it.
3557 (Wextra): Enabled by -Wextra.
3558 * c-opts.c (c_common_post_options): Enabled by -Wextra.
3559 * c-common.c (shorten_compare): Warn with Wtype-limits.
3561 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3563 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
3564 inlined function, not as a macro.
3565 (_mm_alignr_pi8): Ditto.
3566 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3567 (_mm_inserti_si64): Ditto.
3568 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3569 (_mm_extract_epi16): Ditto.
3570 (_mm_insert_epi16): Ditto.
3571 (_mm_shufflehi_epi16): Ditto.
3572 (_mm_shufflelo_epi16): Ditto.
3573 (_mm_shuffle_epi32): Ditto.
3574 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
3575 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
3577 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
3579 (_m_to_float): Use C89 compatible assignment.
3581 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
3584 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
3586 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3589 * doc/invoke.texi (Wreturn-type): Complete description.
3590 (Wextra): Delete item about return-type warning.
3591 * c-decl.c: Delete redundant Wextra warning.
3593 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3596 * config/i386/pmmintrin.h: Do not include xmmintrin.h
3597 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
3598 inlined function, not as a macro.
3599 (_mm_prefetch): Ditto.
3601 (_mm_insert_pi16): Ditto.
3603 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
3604 (_m_pshufw): Ditto. Add const to __N argument.
3605 (_mm_shufle_ps): Ditto. Add const to __mask argument.
3606 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
3607 (_mm_slli_epi32): Ditto.
3608 (_mm_srli_si128): Implement as always inlined function, not as a macro.
3609 Add __inline to function declaration.
3610 (_mm_slli_si128): Ditto.
3612 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
3614 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
3615 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
3617 (struct fenv): New structure.
3618 (FP_HANDLE_EXCEPTIONS): New define.
3619 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
3620 (_FP_DECL_EXP): New define.
3621 (FP_INIT_ROUNDMODE): New define.
3622 (FP_ROUNDMODE): New define.
3624 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3626 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
3627 (Wconversion): Update description.
3628 (Wconversion-sign): New.
3629 * c.opt (Wconversion-sign): New.
3630 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
3631 means disabled for C++. Otherwise, take the status of Wconversion.
3632 * c-common.c (conversion_warning): Warn with either Wconversion or
3634 (warnings_for_convert_and_check): Conditions are already checked by
3636 (convert_and_check): Don't check warnings if the conversion failed.
3638 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
3639 Anatoly Sokolov <aesok@dol.ru>
3641 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
3642 avr_epilogue_uses) : Add declaration.
3643 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
3644 * config/avr/constraints.md (R): New constraint.
3645 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
3646 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
3647 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
3648 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
3649 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
3650 call_prologue_saves, epilogue_restores, return_from_epilogue,
3651 return_from_main_epilogue, return_from_interrupt_epilogue,
3652 return_from_naked_epilogue, prologue, epilogue): New patterns.
3653 (jump): Handle symbol reference.
3654 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
3655 avr_output_function_prologue, avr_output_function_epilogue): Remove
3657 (avr_init_machine_status, expand_prologue, expand_epilogue,
3658 avr_asm_function_end_prologue, avr_epilogue_uses,
3659 avr_asm_function_begin_epilogue): New functions.
3660 (prologue_size, epilogue_size, jump_tables_size): Remove global
3662 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
3663 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
3664 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
3665 (avr_override_options): Initialise init_machine_status.
3666 (output_movhi): Handle all stack pointer loads.
3667 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
3668 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
3669 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
3670 (EPILOGUE_USES) Redefine.
3671 (machine_function) Declare.
3673 2007-05-19 Richard Sandiford <richard@codesourcery.com>
3675 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
3676 Use a single return statement.
3678 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3681 * builtins.c (do_mpfr_lgamma_r): New.
3682 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
3683 * tree.h (CASE_FLT_FN_REENT): New.
3685 2007-05-18 Geoffrey Keating <geoffk@apple.com>
3687 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
3688 (output_die): Use 'unsigned long' with %x.
3689 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
3690 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
3691 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
3693 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
3695 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
3700 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
3701 true if function has no argument.
3703 2007-05-18 DJ Delorie <dj@redhat.com>
3705 * config/mips/mips.c (mips_offset_within_alignment_p): New.
3706 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
3708 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3710 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
3711 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
3712 count_trailing_zeros.
3713 (__i386__): Implement count_leading_zeros using __builtin_clz().
3714 Implement count_trailing_zeros usign __builtin_ctz().
3716 2007-05-18 Richard Sandiford <richard@codesourcery.com>
3718 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
3720 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3723 * expr.c (emit_move_change_mode): Change mode of push operands here.
3725 2007-05-17 Ian Lance Taylor <iant@google.com>
3727 PR tree-optimization/31953
3728 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
3730 (set_value_range_to_null): Call set_value_range_to_value.
3731 (extract_range_from_comparison): Likewise.
3733 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3735 * toplev.c (print_version): Output GMP/MPFR version info.
3737 * builtins.c (CASE_MATHFN_REENT): New macro.
3738 (mathfn_built_in): Use it.
3739 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
3740 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
3741 BUILT_IN_LGAMMAL_R): New.
3742 * doc/extend.texi: Document new builtins.
3745 * builtins.c (do_mpfr_remquo): New.
3746 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
3747 (fold_builtin_3): Handle BUILT_IN_REMQUO.
3750 * builtins.c (fold_builtin_1): Handle y0, y1.
3751 (fold_builtin_2): Handle yn.
3754 * builtins.c (do_mpfr_bessel_n): New.
3755 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
3756 (fold_builtin_2): Handle BUILT_IN_JN.
3758 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
3761 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
3762 TYPE_PRECISION (intmax_type_node).
3764 2007-05-17 Steve Ellcey <sje@cup.hp.com>
3767 * reload.c (subst_reloads): Remove checking.
3769 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3771 PR rtl-optimization/31691
3772 * combine.c (simplify_set): Build a new src pattern instead of
3773 substituting its operands in the COMPARE case.
3775 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3777 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
3778 (execute_vrp): Preserve loops through jump threading.
3779 * tree-ssa-threadupdate.c (thread_single_edge,
3780 dbds_continue_enumeration_p, determine_bb_domination_status,
3781 thread_through_loop_header): New functions.
3782 (create_edge_and_update_destination_phis,
3783 create_edge_and_update_destination_phis): Set loops for the new blocks.
3784 (prune_undesirable_thread_requests): Removed.
3785 (redirect_edges): Do not pretend that redirect_edge_and_branch can
3787 (thread_block): Do not call prune_undesirable_thread_requests.
3789 (mark_threaded_blocks): Select edges to thread here.
3790 (thread_through_all_blocks): Take may_peel_loop_headers argument.
3791 Thread edges through loop headers independently.
3792 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
3793 * tree-pass.h (TODO_mark_first_instance): New.
3794 (first_pass_instance): Declare.
3795 * cfghooks.c (duplicate_block): Put the block to the original loop
3796 if copy is not specified.
3797 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
3798 jump threading. Pass may_peel_loop_headers to
3799 thread_through_all_blocks according to first_pass_instance.
3800 * cfgloop.h (create_preheader): Declare.
3801 * tree-flow.h (thread_through_all_blocks): Declaration changed.
3802 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
3803 * passes.c (first_pass_instance): New variable.
3804 (next_pass_1): Set TODO_mark_first_instance.
3805 (execute_todo): Set first_pass_instance.
3807 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
3809 PR tree-optimization/24659
3810 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
3811 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
3812 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
3813 OTI_vec_pack_ufix_trunc.
3814 (vec_unpacks_float_hi_optab): Define new macro.
3815 (vec_unpacks_float_lo_optab): Ditto.
3816 (vec_unpacku_float_hi_optab): Ditto.
3817 (vec_unpacku_float_lo_optab): Ditto.
3818 (vec_pack_sfix_trunc_optab): Ditto.
3819 (vec_pack_ufix_trunc_optab): Ditto.
3820 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
3821 and vec_pack_[s|u]fix_trunc_optab using
3822 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
3823 * tree-vectorizer.c (supportable_widening_operation): Handle
3824 FLOAT_EXPR and CONVERT_EXPR. Update comment.
3825 (supportable_narrowing_operation): New function.
3826 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
3827 * tree-vect-transform.c (vectorizable_conversion): Handle
3828 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
3829 (vect_gen_widened_results_half): Move before vectorizable_conversion.
3830 (vectorizable_type_demotion): Call supportable_narrowing_operation()
3831 to check for target support.
3832 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
3833 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
3834 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
3835 for VEC_PACK_FIX_TRUNC_EXPR.
3836 (expand_binop): Special case mode of the result for
3837 vec_pack_[u|s]fix_trunc_optab.
3838 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
3839 vec_pack_[u|s]fix_trunc_optab.
3841 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
3842 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
3843 * tree-pretty-print.c (dump_generic_node): Handle
3844 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
3845 VEC_PACK_FIX_TRUNC_EXPR.
3847 * expr.c (expand_expr_real_1): Ditto.
3848 * tree-inline.c (estimate_num_insns_1): Ditto.
3849 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3851 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
3852 (vec_unpacks_float_lo_v8hi): Ditto.
3853 (vec_unpacku_float_hi_v8hi): Ditto.
3854 (vec_unpacku_float_lo_v8hi): Ditto.
3855 (vec_unpacks_float_hi_v4si): Ditto.
3856 (vec_unpacks_float_lo_v4si): Ditto.
3857 (vec_pack_sfix_trunc_v2df): Ditto.
3859 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
3861 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
3862 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
3863 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
3864 [vec_pack_ufix_trunc]: Ditto.
3865 [vec_unpacks_float_hi]: Ditto.
3866 [vec_unpacks_float_lo]: Ditto.
3867 [vec_unpacku_float_hi]: Ditto.
3868 [vec_unpacku_float_lo]: Ditto.
3870 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
3872 * soft-fp/README: Update for new files.
3873 * soft-fp/floattisf.c: New file.
3874 * soft-fp/floattidf.c: New file.
3875 * soft-fp/floattitf.c: New file.
3876 * soft-fp/floatuntisf.c: New file.
3877 * soft-fp/floatuntidf.c: New file.
3878 * soft-fp/floatuntitf.c: New file.
3879 * soft-fp/fixsfti.c: New file.
3880 * soft-fp/fixdfti.c: New file.
3881 * soft-fp/fixtfti.c: New file.
3882 * soft-fp/fixunssfti.c: New file.
3883 * soft-fp/fixunsdfti.c: New file.
3884 * soft-fp/fixunstfti.c: New file.
3885 * soft-fp/extendxftf.c: New file.
3886 * soft-fp/trunctfxf.c: New file.
3888 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
3889 (__trunctfxf2): Ditto.
3891 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
3892 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
3893 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
3894 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
3895 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
3896 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
3898 * config/i386/t-fprules-softfp64: New file.
3899 * config/i386/sfp-machine.h: New file.
3900 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
3901 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
3902 and soft-fp/t-softfp to tmake_file.
3903 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
3904 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
3906 * config/i386/t-linux64 (softfp_wrap_start): New.
3907 (softfp_wrap_end): New.
3908 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
3909 supported for TARGET_64BIT.
3911 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3913 * c-common.c (c_common_signed_or_unsigned_type): Emulate
3914 c_common_unsigned_type behavior.
3916 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
3918 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
3921 2007-05-16 Eric Christopher <echristo@apple.com>
3923 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
3924 saving after stack push. Set sp_offset whenever we push.
3925 (rs6000_emit_epilogue): Move altivec register restore before
3928 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3930 * configure.ac: Allow sysroots to be relocated under $prefix as
3931 well as $exec_prefix.
3932 * configure: Regenerate.
3934 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3938 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3940 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3941 (gcc_tooldir): Likewise.
3942 * configure: Regenerate.
3943 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3944 old configure.ac gcc_tooldir setting.
3945 (prefix_to_exec_prefix): New variable.
3946 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3947 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3949 2007-05-14 Janis Johnson <janis187@us.ibm.com>
3951 * c-typeck.c (build_binary_op): Return early for error.
3953 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
3955 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
3956 struct nb_iter_bound.
3957 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
3958 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
3959 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
3960 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
3961 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
3962 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
3963 (del_scev_info): Use ggc_free.
3964 (scev_initialize): Allocate scalar_evolution_info in gc memory.
3965 * loop-init.c: Include ggc.h.
3966 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
3967 (loop_optimizer_finalize): Use ggc_free.
3968 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
3969 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
3970 pass_iv_optimize): Add TODO_ggc_collect.
3971 * function.h (struct function): Remove skip marker from x_current_loops.
3972 * cfgloop.c: Include ggc.h.
3973 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
3975 (establish_preds): Vector superloops is gc allocated.
3976 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
3978 (flow_loops_find): Vector larray is gc allocated.
3979 (loop_exit_free): Use ggc_free.
3980 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
3981 that head of exits list is now not a part of struct loop.
3982 (record_loop_exits): Allocate exits table in gc memory.
3983 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
3984 head of exits list is now not a part of struct loop.
3985 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
3986 struct loop_exit): Add GTY marker.
3987 (struct loop): Add GTY marker. Make superloops vector gc allocated.
3988 Add skip marker to aux field. Make head of exits list a separate
3990 (struct loops): Add GTY marker. Make larray vector gc allocated.
3991 Add param marker to exits table.
3992 (get_loops): Type changed.
3993 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
3995 (cfgloop.o, loop-init.o): Add ggc.h dependency.
3996 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
3997 * basic-block.h (struct basic_block_def): Remove skip marker from
4000 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
4002 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
4003 of 0 in the call to expand_expr().
4004 (expand_builtin_mathfn_3): Ditto.
4005 (expand_builtin_interclass_mathfn): Ditto.
4006 (expand_builtin_cexpi): Ditto.
4007 (expand_builtin_int_roundingfn): Ditto.
4008 (expand_builtin_int_roundingfn_2): Ditto.
4009 (expand_builtin_pow): Ditto.
4010 (expand_builtin_powi): Ditto.
4011 (expand_builtin_bswap): Ditto.
4012 (expand_builtin_unop): Ditto.
4013 (expand_builtin_fabs): Ditto.
4014 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
4015 the call to expand_expr().
4016 (expand_builtin_sync_operation): Ditto.
4017 (expand_builtin_compare_and_swap): Ditto.
4018 (expand_builtin_lock_test_and_set): Ditto.
4019 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
4020 instead of 0 in the call to expand_expr().
4021 (expand_builtin_extract_return_addr): Ditto.
4022 (expand_builtin_eh_return): Ditto.
4023 (expand_eh_return): Ditto.
4024 * explow.c (expr_size): Ditto.
4025 * expr.c (optimize_bitfield_assignment_op): Ditto.
4026 (expand_assignement): Ditto.
4027 (store_expr): Ditto.
4028 (store_field): Ditto.
4029 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
4030 the call to expand_expr().
4031 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
4032 in the call to expand_expr().
4033 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
4034 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
4035 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
4037 * optabs.c (expand_vec_shift_expr): Ditto.
4038 (expand_vec_cond_expr): Ditto.
4039 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
4040 call to expand_expr().
4041 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
4042 in the call to expand_expr().
4044 2007-05-14 Dave Korn <dave.korn@artimi.com>
4046 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
4048 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
4050 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
4051 instead of c_common_unsigned_type.
4052 (c_common_unsigned_type): Remove.
4053 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
4054 c_common_unsigned_type.
4055 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
4056 c_common_unsigned_type.
4057 * c-common.h (c_common_unsigned_type): Remove.
4058 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
4059 c_common_unsigned_type.
4060 * c-format.c (check_format_types): Use unsigned_type_for instead of
4061 c_common_unsigned_type.
4062 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
4063 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
4064 c_common_unsigned_type.
4065 * convert.c (convert_to_integer): Use unsigned_type_for instead of
4066 lang_hooks.types.unsigned_type.
4067 * expmed.c (make_tree): Use unsigned_type_for instead of
4068 lang_hooks.types.unsigned_type.
4069 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
4070 lang_hooks.types.unsigned_type.
4071 (build_range_check): Likewise.
4072 (fold_unary): Likewise.
4073 (fold_binary): Likewise.
4074 (fold_ternary): Likewise.
4075 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
4076 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
4077 * tree.c (get_unsigned_type): New.
4078 (unsigned_type_for): Use get_unsigned_type instead of
4079 lang_hooks.types.unsigned_type.
4081 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
4083 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
4084 to m68k_get_function_kind. Update its prototype.
4085 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
4087 (m68k_interrupt_function_p): Return enum m68k_function_type
4088 instead of bool. Rename to m68k_get_function_kind.
4089 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
4091 (m68k_compute_frame_layout): Don't mark any register for save
4092 if an interrupt_thread attribute is specified.
4093 (m68k_hard_regno_rename_ok): Update a use of
4094 m68k_interrupt_function_p.
4095 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
4096 m68k_interrupt_function_p.
4097 (m68k_function_type): New.
4098 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
4099 for a function with an interrupt_thread attribute.
4100 * doc/extend.texi: Document the interrupt_thread attribute.
4102 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
4104 Fix PR tree-optimization/31911
4105 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
4106 if they didn't change the expression.
4108 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
4110 * tree-scalar-evolution.c (resolve_mixers): Exported.
4111 * tree-scalar-evolution.h (resolve_mixers): Declare.
4112 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
4113 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4114 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
4115 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
4116 init_array_ref, init_pointer_ref, analyze_indirect_ref,
4117 strip_conversion, analyze_offset_expr, address_analysis,
4118 object_analysis, analyze_offset): Removed.
4119 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
4120 split_constant_offset, canonicalize_base_object_address,
4121 object_address_invariant_in_loop_p, disjoint_objects_p,
4122 dr_may_alias_p, dr_address_invariant_p): New functions.
4123 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
4124 and dr_analyze_alias.
4125 (initialize_data_dependence_relation): Use dr_may_alias_p
4126 and object_address_invariant_in_loop_p.
4127 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
4129 (find_data_references_in_stmt): Restrict the analysis of data references
4130 to the given loop nest.
4131 (find_data_references_in_loop): Made static. Pass loop nest to
4132 find_data_references_in_stmt.
4133 (compute_data_dependences_for_loop): Use DR_VOPS.
4134 (free_data_ref): Free DR_VOPS.
4135 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
4136 (struct innermost_loop_behavior): ... new.
4137 (struct base_object_info): Replaced by ...
4138 (struct indices): ... new.
4139 (struct dr_alias): New.
4140 (enum data_ref_type): Removed.
4141 (struct data_reference): Consist of struct innermost_loop_behavior,
4142 struct indices and struct dr_alias.
4143 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
4144 (DR_MEMTAG): Renamed to ...
4145 (DR_SYMBOL_TAG): ... this.
4146 (find_data_references_in_loop): Declaration removed.
4147 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
4148 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
4149 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
4150 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
4152 2007-05-13 Revital Eres <eres@il.ibm.com>
4154 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
4155 which walks virtual def-use chains to find redundant stores.
4156 (dse_optimize_stmt): Call it.
4158 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
4160 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
4161 * passes.c (init_optimization_passes): Move pass_jump_bypass
4164 * basic-block.h (bb_has_eh_pred): Fix style issue.
4166 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
4168 PR rtl-optimization/31848
4169 * loop-invariant.c (move_invariant_reg): If we move an insn
4170 with a REG_EQUAL note, and that insn is not always executed,
4171 remove the REG_EQUAL note.
4173 2007-05-12 Richard Guenther <rguenther@suse.de>
4175 PR tree-optimization/31797
4176 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
4177 propagate into a stmt that has volatile ops.
4179 2007-05-12 Richard Sandiford <richard@codesourcery.com>
4181 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4182 (gcc_tooldir): Likewise.
4183 * configure: Regenerate.
4184 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4185 old configure.ac gcc_tooldir setting.
4186 (prefix_to_exec_prefix): New variable.
4187 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4188 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4190 2007-05-11 Silvius Rus <rus@google.com>
4192 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
4193 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
4194 * c-common.h (strict_aliasing_warning): Change return type.
4195 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
4196 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
4197 (build_c_cast): Condition call to strict_aliasing_warning.
4198 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
4199 * flags.h (set_Wstrict_aliasing): Declare.
4200 * opts.c (set_Wstrict_alising): Define, add call to.
4201 * tree-flow.h (strict_aliasing_warning_backend): Declare.
4202 * tree-ssa-alias-warnings.c: New file.
4203 * tree-ssa-alias.c (compute_may_aliases): Add call to
4204 strict_aliasing_warning_backend.
4206 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
4208 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4209 Use loop_depth and loop_outer accessor functions.
4210 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
4211 determine_invariantness_stmt, move_computations_stmt): Ditto.
4212 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
4213 add_loop, loopify, unloop, fix_loop_structure): Ditto.
4214 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
4215 * tree-scalar-evolution.c (interpret_loop_phi,
4216 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
4217 instantiate_parameters_1, scev_const_prop): Ditto.
4218 * cfghooks.c (make_forwarder_block): Ditto.
4219 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
4220 * modulo-sched.c (loop_canon_p): Ditto.
4221 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
4222 slpeel_can_duplicate_loop_p): Ditto.
4223 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
4224 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4225 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
4226 cancel_loop, verify_loop_structure): Ditto.
4227 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
4228 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
4229 superloops vector instead of "pred" array.
4230 (establish_preds): Take father loop as an argument. Initialize the
4232 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
4233 initialize loop->outer.
4234 (flow_loop_tree_node_remove): Truncate the superloops vector.
4235 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
4236 "pred" merged to "superloops" vector.
4237 (loop_depth, loop_outer): New.
4238 (fel_init): Use loop_outer.
4240 2007-05-11 Jan Hubicka <jh@suse.cz>
4242 * cgraphunit.c: Include gt-cgraphunit.h
4243 (static_ctors, static_dtors): New static vars.
4244 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
4245 based on implementation in c-common.c
4246 (cgraph_finalize_function): Call record_cdtor_fn.
4247 (cgraph_optimize): Call cgraph_build_cdtor_fns.
4248 * decl.c (finish_function): Do not call c_record_cdtor_fn.
4249 (c_write_global_declarations): Do not call c_build_cdtor_fns.
4250 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
4251 build_cdtor, c_build_cdtor_fns): Remove.
4252 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
4253 c_build_cdtor_fns): Remove prototype.
4255 2007-05-11 Paolo Carlini <pcarlini@suse.de>
4258 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
4259 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
4260 * builtins.c (fold_builtin_memchr): New.
4261 (expand_builtin_memchr): Call the latter.
4262 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
4263 * doc/extend.texi ([Other built-in functions provided by GCC]):
4266 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
4268 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
4269 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
4270 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
4271 PFPO_OP1_TYPE_SHIFT): Constants added.
4272 (DFP_ALL): Mode macro defined.
4273 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
4274 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
4275 Insn definitions added.
4276 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
4277 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
4280 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4282 PR tree-optimization/31885
4283 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
4285 (automatically_generated_chrec_p): Return false for NULL.
4287 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
4289 * config/bfin/bfin.h (MOVE_RATIO): Define.
4291 2007-05-10 Richard Sandiford <richard@codesourcery.com>
4293 * config.gcc (sparc-wrs-vxworks): New target.
4294 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
4295 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
4296 * config/sparc/sparc.h: Include vxworks-dummy.h.
4297 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
4298 include LABEL_REFs too.
4299 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
4300 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
4302 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
4304 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
4305 (sparc_emit_call_insn): New function.
4306 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
4307 functions when generating VxWorks PIC.
4308 * config/sparc/sparc.md (vxworks_load_got): New pattern.
4309 (call, call_value): Use sparc_emit_call_insn instead of
4312 2007-05-09 Bob Wilson <bob.wilson@acm.org>
4314 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
4316 2007-05-09 Bob Wilson <bob.wilson@acm.org>
4318 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
4319 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
4320 instead of operand_subword.
4322 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
4324 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
4325 * config/bfin/bfin.c (bfin_local_alignment): New function.
4326 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
4328 2007-05-08 Chao-ying Fu <fu@mips.com>
4330 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
4331 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
4332 (smsub_widen_optab, umsub_widen_optab): Define.
4333 * optabs.c (init_optabs): Initialize smsub_widen_optab and
4335 * genopinit.c (optabs): Fill in smsub_widen_optab and
4337 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
4338 and umsub_widen_optab to implement multiply-subtract sequences.
4339 * config/mips/mips.md (*msac<u>_di): Rename to...
4340 (<u>msubsidi4): ...this. Extend condition to include
4341 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
4342 of operand 0 to "ka" and use the three-operand form of msub<u>
4344 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
4347 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
4349 PR rtl-optimization/28011
4350 * reload.c (push_reload): Set dont_share if IN appears in OUT
4351 also when IN is a PLUS rtx.
4352 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
4355 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
4357 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
4358 call unshare_all_decls.
4359 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
4360 (unshare_all_decls): Remove.
4362 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
4365 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
4368 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
4369 Nigel Stephens <nigel@mips.com>
4371 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
4372 Update comments and all uses.
4373 (MIN_FPRS_PER_FMT): Define.
4374 * config/mips/mips.c (function_arg): Fix to correctly handle
4375 the -mips32r2 -mfp64 -mabi=32 case.
4376 (override_options): Enable use of odd-numbered registers for
4377 SFmode values on MIPS32.
4378 (mips_save_reg_p): Save whole floating-point register pair if
4379 either half is used.
4380 (compute_frame_size): Fix comment.
4382 2007-05-08 Jie Zhang <jie.zhang@analog.com>
4384 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
4385 argument of type bool.
4386 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
4387 argument. Safely select temporary P register according to it.
4388 (do_link): Change call site of add_to_reg accordingly.
4389 (do_unlink): Add epilogue_p as a fourth argument and pass it
4391 (expand_interrupt_handler_epilogue): Change call of do_unlink
4393 (bfin_expand_prologue): Add a third argument sibcall_p.
4394 * config/bfin/bfin.md (epilogue): Change call of
4395 bfin_expand_epilogue accordingly.
4396 (sibcall_epilogue): Likewise.
4397 (eh_return_internal): Likewise.
4399 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
4400 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
4401 * config/bfin/bfin.c (bfin_handle_option): Handle
4402 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
4403 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
4404 Support bf534, bf536 and bf561.
4405 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
4407 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
4410 * config/i386/i386.c (ix86_function_regparm): Process local
4411 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
4413 2007-05-07 Mike Stump <mrs@apple.com>
4415 * doc/invoke.texi (Warning Options): Document that -Wempty-body
4416 also checks for and while statements in C++.
4418 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
4420 * gcc.c (at_file_supplied): New variable.
4421 (main): Set it if we expanded argv.
4422 (do_spec_1): Pass an @-file to the linker if we were called with
4423 an @-file argument and HAVE_GNU_LD.
4424 * collect2.c (at_file_supplied): New variable.
4425 (response_file): New variable.
4426 (collect_exit): Unlink response_file if necessary.
4427 (handler): Likewise.
4428 (do_wait): Likewise.
4429 (main): Set at_file_supplied if we expanded argv.
4430 (collect_execute): Pass an @-file to subprocesses if we were called
4431 with an @-file argument.
4432 * configure.ac: Add define for HAVE_GNU_LD.
4433 * configure: Regenerate.
4434 * config.in: Regenerate.
4436 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
4438 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
4444 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
4446 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4447 (TARGET_ENCODE_SECTION_INFO): Re-define.
4448 (m32c_encode_section_info): New
4449 (function_vector_handler): New
4450 (current_function_special_page_vector): New
4451 (m32c_special_page_vector_p): New.
4452 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
4454 * config/m32c/jump.md: Added instruction JSRS for functions
4455 with attribute "function_vector".
4456 * doc/extend.texi (function_vector): Added description
4457 for M16C, M32C targets.
4459 2007-05-07 DJ Delorie <dj@redhat.com>
4462 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
4463 ashrpsi3, lshrpsi3): Update shift count constraint.
4465 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
4466 Nathan Froyd <froydnj@codesourcery.com>
4469 * c-incpath.c (add_path): Strip trailing path separators.
4471 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
4473 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
4474 Free dominance info before purging EH edges.
4475 (eliminate_degenerate_phis): Likewise.
4476 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
4478 2007-05-07 Jan Hubicka <jh@suse.cz>
4480 * gimplify.c (gimplify_expr): Do not crash when folding
4481 (void *)(int)&a + 4.
4483 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4486 * c-opts.c (lang_fortran): Make it non static.
4487 * c-common.h (lang_fortran): New prototype.
4488 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
4489 -lang-fortran option was passed by the driver.
4491 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
4493 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
4494 of ASSERT_CHECKING. Tweak message.
4496 2007-05-06 Revital Eres <eres@il.ibm.com>
4499 * loop-unroll.c (insert_var_expansion_initialization):
4500 Initialize the expansions with -zero instead of +zero.
4502 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
4504 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
4505 into pic and non-pic versions. Mark r19 as used for
4506 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
4507 for tgd_load, tld_load and tie_load .
4508 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
4509 version of tgd_load, tld_load and tie_load depending on the
4512 2007-05-04 Ulrich Drepper <drepper@redhat.com>
4513 Jakub Jelinek <jakub@redhat.com>
4515 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
4516 (__do_global_dtors_aux): Use more paranoid loop to run
4517 destructors if HIDDEN_DTOR_LIST_END.
4518 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
4520 2007-05-04 Jakub Jelinek <jakub@redhat.com>
4522 * varasm.c (align_variable): Don't increase alignment for
4523 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
4524 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
4526 2007-05-04 Josh Conner <jconner@apple.com>
4528 * basic-block.h (cdi_direction): Assign values to all enumeration
4530 (dom_computed): Remove.
4531 (dom_info_state): New.
4532 (set_dom_info_availability): New.
4533 * tree-ssa-loop-im.c (determine_invariantness): Initialize
4534 walk_data.dom_direction.
4535 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
4536 instead of dom_computed[].
4537 (split_edge): Likewise.
4538 (create_basic_block): Likewise.
4539 (merge_blocks): Likewise.
4540 * ifcvt.c (find_if_header): Likewise.
4541 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
4542 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4543 * tree-ssa.c (verify_ssa): Likewise.
4544 * tree-cfg.c (tree_verify_flow_info): Likewise.
4545 (remove_edge_and_dominated_blocks): Likewise.
4546 * dominance.c (dom_computed): Make static.
4547 (calc_dfs_tree_nonrec): Change third param to a bool.
4548 (calc_dfs_tree): Change second param to a bool.
4549 (calc_idioms): Change second param to a bool. Use
4550 dom_convert_dir_to_idx.
4551 (init_dom_info): Validate dir before using.
4552 (dom_convert_dir_to_idx): New.
4553 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
4554 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
4555 (free_dominance_info): Use dom_convert_dir_to_idx.
4556 (get_immediate_dominator): Likewise.
4557 (set_immediate_dominator): Likewise.
4558 (get_dominated_by): Likewise.
4559 (redirect_immediate_dominators): Likewise.
4560 (nearest_common_denominator): Likewise.
4561 (dominated_by_p): Likewise.
4562 (bb_dom_dfs_in): Likewise.
4563 (bb_dom_dfs_out): Likewise.
4564 (recount_dominator): Likewise.
4565 (iterate_fix_dominators): Likewise.
4566 (add_to_dominance_info): Likewise.
4567 (delete_from_dominance_info): Likewise.
4568 (first_dom_son): Likewise.
4569 (next_dom_son): Likewise.
4570 (dom_info_available_p): Likewise.
4571 (dom_info_state): New.
4572 (set_dom_info_availability): New.
4574 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4576 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
4578 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
4580 2007-05-04 Bob Wilson <bob.wilson@acm.org>
4582 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
4583 (subdi3, subdi_carry): Delete.
4585 2007-05-04 Jan Hubicka <jh@suse.cz>
4586 Richard Guenther <rguenther@suse.de>
4588 * opts.c (decode_options): Do not fiddle with inlining
4589 parameters in case of optimizing for size.
4590 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
4591 for size do nothing.
4592 (cgraph_decide_inlining_of_small_function): When optimizing for
4593 size never inline functions increasing caller size.
4594 (cgraph_early_inlining): Inline for size when optimizing for size.
4596 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4598 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
4599 logical operations piecewise.
4600 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
4601 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
4602 subdi_sesidi_di): Delete.
4603 (add_with_carry): Produce carry in CC instead of a DREG to shorten
4604 the generated sequence. Allow three-reg add in constraints. Rewrite
4605 the rtl expression for carry to avoid zero_extend of a constant.
4606 (sub_with_carry): New pattern.
4607 (adddi3, subdi3): Change into define_expand. For subtract, generate a
4608 different sequence not involving jumps.
4609 (notbi): Now a named pattern.
4611 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
4613 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
4614 Add the note about a significant loss of accuracy of some
4615 mathematical routines when these options are used.
4617 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4619 * haifa-sched.c (rtx_vec_t): New typedef.
4620 (contributes_to_priority_p): Extract piece of priority () into new
4622 (priority): Use the function. Add assertion.
4623 (rank_for_schedule, set_priorities): Add assertion to check that
4624 insn's priority is initialized.
4625 (clear_priorities, calc_priorities): Change signature. Make it update
4626 all relevant insns. Update all callers ('add_to_speculative_block ()'
4627 and 'create_block_check_twin ()').
4628 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
4629 Add new field 'priority_status'.
4630 (INSN_PRIORITY_STATUS): New macro.
4631 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
4633 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4635 * sched-ebb.c (debug_ebb_dependencies): New static function.
4636 (init_ready_list): Use it.
4638 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
4639 with changed signature and 'debug_rgn_dependencies ()'.
4640 (debug_rgn_dependencies): New static function.
4641 (init_ready_list): Use it.
4643 * sched-int.h (debug_dependencies): Declare.
4645 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4647 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
4649 2007-05-04 Dirk Mueller <dmueller@suse.de>
4651 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
4653 2007-05-03 Jan Hubicka <jh@suse.cz>
4655 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
4656 for pointer type in more cases than before.
4658 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
4660 * tree-object-size.c (plus_expr_object_size): When operand size is
4661 unknown, return unknown.
4663 2007-05-03 Dirk Mueller <dmueller@suse.de>
4665 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
4667 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
4670 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
4672 2007-05-03 Janis Johnson <janis187@us.ibm.com>
4674 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
4676 2007-05-03 Joseph Myers <joseph@codesourcery.com>
4678 * config/soft-fp/double.h, config/soft-fp/extended.h,
4679 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
4680 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
4681 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
4682 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
4685 2007-05-03 Ian Lance Taylor <iant@google.com>
4687 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
4688 MASK_PPC_GFXOPT for 8540 or 8548.
4690 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4692 * tree-vect-transform.c (vect_update_inits_of_drs): Use
4693 vect_print_dump_info() to output debug information.
4695 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4698 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
4699 operands of size 2 when operand is not MEM_P.
4701 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4703 PR tree-optimization/30565
4704 * lambda-code.c (perfect_nestify): Fix updating of dominators.
4706 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
4708 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
4709 (umulsi3_highpart): Use them.
4710 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
4711 for final accumulator to D regisster tranfser.
4713 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
4715 PR tree-optimization/31699
4716 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
4718 (vect_enhance_data_refs_alignment): Compute peel amount using
4719 TYPE_VECTOR_SUBPARTS instead of vf.
4720 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
4722 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
4725 * system.h: Remove inclusion of double-int.h
4726 * tree.h: Include double-int.h
4727 * gengtype.c: Likewise
4728 * cfgloop.h: Likewise
4729 * Makefile.in: Adjust dependencies on double-int.h
4731 2007-05-02 Eric Christopher <echristo@apple.com>
4733 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
4734 -shared to -Zdynamiclib.
4736 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
4739 * c-common.c (strip_pointer_or_array_types): New function.
4740 * c-common.h (strip_pointer_or_array_types): New function declaration.
4742 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4744 PR tree-optimization/31771
4745 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
4747 2007-05-02 Paul Brook <paul@codesourcery.com>
4749 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
4751 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
4754 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
4757 2007-05-02 Nick Clifton <nickc@redhat.com>
4759 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
4761 2007-05-02 Richard Guenther <rguenther@suse.de>
4763 PR tree-optimization/31146
4764 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
4765 argument, single_use_p. If we have a single use that is
4766 a conversion to the definition rhs type, propagate that rhs.
4767 (forward_propagate_addr_expr): Pass single_use_p argument
4768 to forward_propagate_addr_expr_1.
4770 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
4772 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
4775 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4777 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
4778 'AMD Family 10 core'.
4780 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4782 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
4783 and athlon64-sse3 as improved versions of k8, opteron and athlon64
4784 with SSE3 instruction set support.
4785 * doc/invoke.texi: Likewise.
4787 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4789 * config/i386/i386.c (override_options): Tuning 32-byte loop
4790 alignment for amdfam10 architecture. Increasing the max loop
4791 alignment to 24 bytes.
4793 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
4795 * config/m68k/constraints.md: New.
4796 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
4797 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4798 EXTRA_CONSTRAINT): Remove.
4799 * config/m68k/m68k.md: Include constraints.md.
4800 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
4802 2007-05-01 Ian Lance Taylor <iant@google.com>
4804 PR tree-optimization/31739
4805 * tree-vrp.c (vrp_val_is_max): New static function.
4806 (vrp_val_is_min): New static function.
4807 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
4809 (set_value_range): Use vrp_val_is_{max,min}.
4810 (extract_range_from_assert): Likewise.
4811 (extract_range_from_binary_expr): Likewise.
4812 (extract_range_from_unary_expr): Likewise.
4813 (dump_value_range, vrp_meet): Likewise.
4814 (vrp_visit_phi_node): Likewise.
4815 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
4817 2007-05-01 Mark Mitchell <mark@codesourcery.com>
4819 * config/i386/gmon-sol2.c (size_t): New type.
4820 (intptr_t): Likewise.
4821 (s_textsize): Declare as size_t.
4823 (monstartup): Use size_t for sizes.
4824 (_mcount): Save and restore registers.
4825 (internal_mcount): Pass 0 as the first argument to monstartup
4827 (moncontrol): Convert pointer to appropriately sized integer
4828 before passing to profil.
4830 2007-05-01 Joseph Myers <joseph@codesourcery.com>
4832 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
4833 __NO_FPRS__, not just if _SOFT_DOUBLE.
4834 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
4835 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
4836 also for E500 double.
4837 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
4838 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
4841 2007-05-01 Richard Guenther <rguenther@suse.de>
4843 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
4846 2007-05-01 Joseph Myers <joseph@codesourcery.com>
4848 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
4850 2007-05-01 Jan Hubicka <jh@suse.cz>
4852 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
4855 2007-05-01 Jan Hubicka <jh@suse.cz>
4857 * tree.h (maybe_fold_offset_to_component_ref): Remove.
4858 (maybe_fold_offset_to_reference): Declare.
4859 * fold-const.c (fold_unary): Do not fold
4860 (type *)&A into &A->field_of_type_and_offset_0
4861 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
4862 size is unknown, give up.
4863 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
4865 (maybe_fold_offset_to_reference): New.
4866 (maybe_fold_stmt_indirect): Use it.
4867 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
4868 * gimplify.c (gimplify_conversion): Canonicalize conversions to
4870 (gimplify_expr): Likewise for plus_expr.
4872 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
4874 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
4875 bsi_after_labels. Always insert statements before bsi.
4876 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4877 * predict.c (apply_return_prediction): Check for empty blocks.
4878 * cfgexpand.c (lab_rtx_for_bb): New variable.
4879 (label_rtx_for_bb): Do not create new tree labels.
4880 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
4881 (tree_expand_cfg): Initialize lab_rtx_for_bb.
4882 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
4884 (label_for_bb): Add field used.
4885 (update_eh_label, main_block_label): Mark the label used.
4886 (cleanup_dead_labels): Remove unused labels.
4888 2007-05-01 Richard Guenther <rguenther@suse.de>
4890 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
4891 if it is not about to be set.
4892 (get_value_range): Do not pre-allocate equiv bitmap.
4893 (update_value_range): No need to clear equiv field.
4894 (add_equivalence): Change prototype to get bitmap pointer.
4895 Allocate bitmap here if it is not already.
4896 (extract_range_from_assert): Do not allocate bitmap here.
4897 Update callers to add_equivalence.
4898 (extract_range_from_ssa_name): Likewise.
4899 (get_vr_for_comparison): New static helper.
4900 (compare_name_with_value): Handle NULL equiv bitmap by
4901 peeling the first iteration of the comparison loop.
4902 Use get_vr_for_comparison.
4903 (compare_names): Handle NULL equiv bitmaps by using fake
4904 ones. Use get_vr_for_comparison.
4906 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
4908 * double-int.c (mpz_set_double_int): Moved from
4909 tree-ssa-loop-niter.c.
4910 (mpz_get_double_int): Likewise; also, add option to wrap
4911 out-of-range integers.
4912 * double-int.h: New prototypes for above.
4913 * tree.c (get_static_type_bounds): Moved from
4914 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
4915 TYPE_MAX_VALUE if they exist..
4916 * tree.h: New prototype for above.
4917 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
4918 get_type_bounds calls.
4919 (mpz_set_double_int): Move to double-int.c.
4920 (get_type_bounds): Move to tree.c, rename to
4921 get_static_type_bounds.
4922 (mpz_to_double_int): Move to double-int.c, rename to
4925 2007-04-30 Bob Wilson <bob.wilson@acm.org>
4927 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
4928 DIV0 exception can fall through to a normal return.
4930 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
4934 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
4935 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
4936 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4937 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
4938 initialize align to silence bogus warning.
4939 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4940 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
4942 (struct sra_walk_fns): Remove use_all parameter from use.
4943 (sra_hash_tree): Handle BIT_FIELD_REFs.
4944 (sra_elt_hash): Don't hash bitfld blocks.
4945 (sra_elt_eq): Skip them in parent compares as well. Handle
4947 (sra_walk_expr): Don't maintain or pass down use_all_p.
4948 (scan_use): Remove use_all parameter.
4949 (scalarize_use): Likewise. Re-expand assignment to
4950 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
4951 output, and re-scalarize after output. Don't mark anything
4953 (scalarize_ldst): Adjust.
4954 (scalarize_walk_gimple_modify_statement): Likewise.
4955 (build_element_name_1): Handle BIT_FIELD_REFs.
4956 (instantiate_element): Don't warn for any element whose parent
4958 (instantiate_missing_elements_1): Return the sra_elt.
4959 (canon_type_for_field): New.
4960 (try_instantiate_multiple_fields): New.
4961 (instantiate_missing_elemnts): Use them.
4962 (mark_no_warning): Removed.
4963 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4964 (REPLDUP, sra_build_elt_assignment): New.
4965 (generate_copy_inout): Use them.
4966 (generate_element_copy): Likewise. Handle bitfld differences.
4967 (generate_element_zero): Don't recurse for blocks. Use
4968 sra_build_elt_assignment.
4969 (generate_one_element_int): Take elt instead of var. Use
4970 sra_build_elt_assignment.
4971 (generate_element_init_1): Adjust.
4972 (scalarize_use, scalarize_copy): Use REPLDUP.
4973 (scalarize_ldst): Move assert before dereference.
4974 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4976 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4979 * tree.c (reconstruct_complex_type): Reconstruct a reference
4981 Also use the same mode for the pointer as the old pointer type.
4983 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4985 * doc/trouble.texi (Interoperation): Remove note about Ultrix
4988 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
4990 PR rtl-optimization/31676
4991 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
4992 (df_refs_record): Call it.
4994 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4996 * rtl.def (SS_ABS): New code.
4997 * config/bfin/bfin.c (print_operand): New modifier 'v'.
4998 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
4999 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
5000 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
5001 (bfin_init_builtins): Define them.
5002 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
5003 (bfin_expand_builtin): ... and handle the others here.
5004 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
5005 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
5006 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
5007 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
5008 operand is only HImode.
5010 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
5012 * regclass.c (scan_one_insn): Remove splitting of
5015 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
5016 Nigel Stephens <nigel@mips.com>
5018 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
5020 2007-04-28 Jan Hubicka <jh@suse.cz>
5022 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
5023 insn_locators_alloc instead of insn_locators_initialize;
5024 call reset_block_changes.
5025 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5026 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
5027 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
5028 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5029 * config/score/score.c (th_output_mi_thunk): Likewise.
5030 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5031 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
5032 tolerate uninitialized locator info.
5035 * function.c (init_function_start): Don't init line number info.
5036 (expand_function_end): Update.
5037 (reset_block_changes, record_block_change, finalize_block_changes,
5038 check_block_change, free_block_changes): Kill.
5039 * function.h (reset_block_changes, record_block_change,
5040 finalize_block_changes, check_block_change, free_block_changes): Remove
5042 (struct function): Remove ib_boundaries_block.
5043 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5044 Use curr_insn_locator to initialize locator.
5045 (emit_line_note): Remove.
5046 * cfgexpand.c (expand_gimple_cond_expr): Update.
5047 (construct_exit_block): Likewise.
5048 (tree_expand_cfg): Initialize/finalize locators.
5049 * expr.c (expand_expr_real): Update.
5050 * cfglayout.c (line_locators_locs, line_locators_lines,
5051 file_locators_locs, file_locators_files): Remove.
5052 (set_block_levels): Move to cfgexpand.c.
5053 (insn_locators_initialize): Remove.
5054 (pass_insn_locators_initialize): Remove.
5055 (locations_locators_locs, locations_locators_vals): New static vars.
5056 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5058 (insn_locators_alloc, insn_locators_finalize,
5059 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5061 (locator_location): New.
5062 (locator_line, locator_file): Rewrite.
5063 * rtl.h (emit_line_note): Kill.
5064 (insn_locators_alloc, insn_locators_finalize,
5065 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5067 * tree-inline.c (initialize_cfun): Do not initialize
5068 ib_boundaries_block.
5069 * passes.c (pass_insn_locators_initialize): Remove.
5071 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
5073 * tree-cfg.c (move_block_to_fn): Release bb from dominance
5074 info. Update last_basic_block correctly.
5076 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
5079 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
5080 register itself to hold the offset constant. Tell flow the use
5081 of r4 and r5 when they are used.
5083 2007-04-27 Richard Guenther <rguenther@suse.de>
5085 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
5086 if we simplified anything.
5087 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
5088 warnings until we did a simplification and the stmt was not
5089 marked as TREE_NO_WARNING.
5091 2007-04-27 Mike Stump <mrs@apple.com>
5093 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
5095 2007-04-27 Ian Lance Taylor <iant@google.com>
5098 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
5099 TYPE_MAX_VALUE exist, convert them to the new type.
5101 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5103 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
5104 if it claims to be available.
5105 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
5107 (perform_tree_ssa_dce): Always free postdominators.
5109 2007-04-27 Richard Henderson <rth@redhat.com>
5111 * config/alpha/predicates.md (aligned_memory_operand): Mark
5112 as define_special_predicate.
5113 (unaligned_memory_operand, normal_memory_operand): Likewise.
5114 (reg_or_unaligned_mem_operand): Remove.
5115 (any_memory_operand): Match the documentation and check for
5116 non-renumbered pseudos during reload.
5117 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
5118 alpha_secondary_reload_class, update to new interface, make static.
5119 Handle CQImode like HImode. Remove FP subreg check.
5120 (alpha_expand_mov): Use replace_equiv_address.
5121 (alpha_expand_mov_nobwx): Use any_memory_operand.
5122 (TARGET_SECONDARY_RELOAD): New.
5123 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
5124 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
5125 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
5126 * config/alpha/alpha.md: ... here.
5127 (RELOAD12, reloadmode): New.
5129 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
5130 Don't handle the aligned case here.
5131 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
5132 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
5133 reload_inhi_help. Don't expect a scratch register.
5134 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
5136 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
5138 2007-04-27 Richard Guenther <rguenther@suse.de>
5140 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
5142 2007-04-27 Richard Guenther <rguenther@suse.de>
5144 PR tree-optimization/30965
5145 PR tree-optimization/30978
5146 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
5147 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
5148 (find_equivalent_equality_comparison): Likewise.
5149 (simplify_cond): Likewise.
5150 (get_prop_source_stmt): New helper.
5151 (get_prop_dest_stmt): Likewise.
5152 (can_propagate_from): Likewise.
5153 (remove_prop_source_from_use): Likewise.
5154 (combine_cond_expr_cond): Likewise.
5155 (forward_propagate_comparison): New function.
5156 (forward_propagate_into_cond): Rewrite to use fold for
5158 (tree_ssa_forward_propagate_single_use_vars): Call
5159 forward_propagate_comparison to propagate comparisons.
5161 2007-04-27 Richard Guenther <rguenther@suse.de>
5163 PR tree-optimization/31715
5164 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
5165 sure to do computation on the offset in an appropriate
5168 2007-04-27 Richard Sandiford <richard@codesourcery.com>
5170 * reload.h (elimination_target_reg_p): Declare.
5171 * reload.c (find_reloads): Don't apply the reg_rtx move
5172 optimization if the SET_DEST satisfies elimination_target_reg_p.
5173 * reload1.c (elimination_target_reg_p): New function.
5174 (gen_reload): In the move/add2 fallback, make sure that op0
5175 does not overlap the destination register.
5177 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5179 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
5180 transform only GIMPLE_MODIFY_STMTs.
5181 * tree-complex.c (expand_complex_operations_1): Ditto.
5182 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
5183 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
5184 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
5186 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
5187 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
5188 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
5189 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
5190 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
5191 slpeel_add_loop_guard): Ditto.
5192 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5193 * lambda-code.c (perfect_nestify): Ditto.
5194 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
5195 before the first statement.
5196 * tree-optimize.c (execute_free_datastructures): Fix comments.
5197 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
5198 * tree-flow.h (disband_implicit_edges): Declaration removed.
5199 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
5201 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
5203 (disband_implicit_edges, has_label_p): Removed.
5204 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
5205 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
5207 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
5209 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
5210 also for COND_EXPRs.
5211 * cfgexpand.c (label_rtx_for_bb): New function.
5212 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
5213 Use label_rtx_for_bb to find the labels.
5214 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
5215 last block. Detect fallthru edges.
5217 2007-04-26 Ian Lance Taylor <iant@google.com>
5220 * reload.c (find_reloads_subreg_address): If the address was valid
5221 in the original mode but not in the new mode, reload the whole
5224 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5226 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
5227 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
5228 (cleanup_control_expr_graph): Do not invalidate dominance info.
5229 Record altered blocks.
5230 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
5231 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
5232 cleanup_tree_cfg_bb): New functions.
5233 (remove_forwarder_block): Do not maintain the worklist of blocks.
5234 Record altered blocks.
5235 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
5237 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
5238 delete_unreachable_blocks if dominators are not available.
5239 * tree-inline.c (optimize_inline_calls): Free dominance information
5241 * tree-flow.h (remove_edge_and_dominated_blocks,
5242 cfgcleanup_altered_bbs): Altered.
5243 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
5245 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
5247 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
5248 do not invalidate dominators.
5250 2007-04-26 Anatoly Sokolov <aesok@post.ru>
5252 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
5253 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
5254 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5255 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5257 2007-04-26 Steve Ellcey <sje@cup.hp.com>
5259 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
5261 2007-04-26 Richard Guenther <rguenther@suse.de>
5263 PR tree-optimization/31703
5264 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
5265 the right type for the target of the bittest.
5267 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5269 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
5270 ix86_sol10_return_in_memory.
5272 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5274 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
5277 2007-04-26 Jakub Jelinek <jakub@redhat.com>
5280 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
5282 PR tree-optimization/30558
5283 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
5284 clear this_state.prev_try.
5286 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5287 Mark Mitchell <mark@codesourcery.com>
5289 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
5290 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
5291 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
5293 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5296 * doc/invoke.texi (%:print-asm-header): Document.
5297 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
5299 (static_spec_functions): Add print-asm-header.
5300 (main): Print a banner before the --target-help linker options.
5301 (print_asm_header_spec_function): New function.
5303 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
5306 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
5307 (movsf_ie): Likewise.
5309 2007-04-25 Paolo Carlini <pcarlini@suse.de>
5311 * doc/extend.texi ([Type Traits]): Adjust per N2255.
5313 2007-04-25 Bob Wilson <bob.wilson@acm.org>
5315 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
5317 (__umodsi3, __modsi3): Likewise.
5319 2007-04-25 Dirk Mueller <dmueller@suse.de>
5321 * c-typeck.c (build_compound_expr): Annotate warning()
5322 call with OPT_Wunused_value.
5323 * tree-ssa.c (warn_uninit): Annotate warning with
5325 * c-common.c (handle_sentinel_attribute): Annotate warning
5326 call with OPT_Wattributes.
5328 2007-04-25 Thiemo Seufer <ths@mips.com>
5330 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
5332 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
5333 on to the assembler. Improve handling of -mno-mips16. Add handling
5334 of -mno-mips3d, -mno-dsp, -mno-dspr2.
5335 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
5336 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
5337 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
5339 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
5342 * config/i386/winnt.c (i386_pe_file_end): Strip only
5343 USER_LABEL_PREFIX when writing export name.
5345 2007-04-25 Richard Sandiford <richard@codesourcery.com>
5347 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
5348 sh/elf.h, vx-common.h and vxworks.h.
5349 * config/sh/sh.h: Include config/vxworks-dummy.h.
5350 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5351 (OVERRIDE_OPTIONS): Use it.
5352 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
5353 (vxworks_picreg): New pattern.
5354 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
5355 VXWORKS_OS_CPP_BUILTINS.
5356 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
5357 to their VXWORKS_* equivalents.
5358 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
5359 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
5360 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
5361 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
5362 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
5363 -mrtp/-fPIC multilibs.
5364 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
5365 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
5366 (MULTILIB_OSDIRNAMES): Delete.
5368 2007-04-25 Anatoly Sokolov <aesok@post.ru>
5371 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
5373 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
5375 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
5376 rounding mode to be specified by the caller.
5377 (real_to_mpfr) Likewise.
5378 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
5379 include new arguments.
5380 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
5382 2007-04-24 Ian Lance Taylor <iant@google.com>
5384 PR tree-optimization/31605
5385 * tree-vrp.c (set_value_range): Check that min and max are not
5386 both overflow infinities.
5387 (set_value_range_to_value): New static function.
5388 (extract_range_from_binary_expr): Call set_value_range_to_value.
5389 (extract_range_from_cond_expr): Likewise.
5390 (extract_range_from_expr): Likewise.
5391 (extract_range_from_unary_expr): Likewise. Don't create a range
5392 which overflows on both sides.
5393 (vrp_meet): Check for a useless range.
5394 (vrp_visit_phi_node): If we see a constant which looks like an
5395 overflow infinity, turn off the TREE_OVERFLOW flag.
5397 2007-04-24 Ian Lance Taylor <iant@google.com>
5399 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
5401 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
5404 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
5405 diagnostic message is being built.
5406 * tree-pretty-print.c (dump_generic_node): Only write the
5407 formatted text into BUFFER's stream if we are not building a
5409 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
5411 * Makefile.in (toplev.o): Depend on tree-pass.h.
5413 2007-04-24 Ian Lance Taylor <iant@google.com>
5415 PR tree-optimization/31602
5416 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
5417 conditionals in the copied loop header.
5418 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
5419 warnings if TREE_NO_WARNING is set.
5420 * doc/invoke.texi (Warning Options): Clarify that
5421 -Wstrict-overflow does not warn about loops.
5423 2007-04-24 Janis Johnson <janis187@us.ibm.com>
5425 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
5426 expand on the comment about _Decimal128 arguments and check the
5427 integer result of the modulus operation; for 64-bit ELF ABI, ensure
5428 that _Decimal128 argument uses even/odd register pair.
5429 (function_arg): Ditto.
5431 2007-04-24 Hui-May Chang <hm.chang@apple.com>
5433 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
5434 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
5436 2007-04-24 Richard Guenther <rguenther@suse.de>
5437 Olga Golovanevsky <olga@il.ibm.com>
5439 * fold-const.c (multiple_of_p): Check for bottom
5442 2007-04-24 Richard Henderson <rth@redhat.com>
5444 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
5445 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
5446 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
5447 looking for non-zero bits shifted out. Avoid a recursive call
5448 when constructing the scalar.
5449 (__floatundisf): Likewise.
5451 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
5453 * dwarf2out.c (field_byte_offset): Move the existing logic
5454 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
5455 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
5457 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5460 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
5461 argument of 0 for memset.
5462 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
5463 unsigned shift instead of the signed variant.
5465 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5467 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
5468 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
5469 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
5470 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
5471 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
5472 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
5473 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
5474 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
5475 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
5476 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
5477 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
5478 "mul<mode>3", "div<mode>3"): Insn definitions added.
5479 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
5480 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
5481 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
5482 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
5483 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
5484 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
5485 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
5486 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
5487 TARGET_FLOAT_FORMAT): Macro definitions removed.
5488 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
5489 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
5490 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
5491 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
5492 (s390_gen_rtx_const_DI): Function removed.
5493 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
5495 2007-04-24 Richard Sandiford <richard@codesourcery.com>
5497 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
5498 over an external ffs function.
5500 2007-04-24 Chao-ying Fu <fu@mips.com>
5501 Richard Sandiford <richard@nildram.co.uk>
5503 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
5504 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
5505 (smadd_widen_optab, umadd_widen_optab): Define.
5506 * optabs.c (init_optabs): Initialize smadd_widen_optab and
5508 * genopinit.c (optabs): Fill in smadd_widen_optab and
5510 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
5511 and umadd_widen_optab to implement multiply-add sequences.
5512 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
5513 (<u>maddsidi4): ...this. Extend condition to include
5514 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5515 of operand 0 to "ka" and use the three-operand form of madd<u>
5517 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
5519 * config/mips/constraints.md (ka): New register constraint.
5521 2007-04-24 Jan Hubicka <j@suse.cz>
5525 2007-04-23 Jan Hubicka <jh@suse.cz>
5526 * function.c (init_function_start): Don't init line number info.
5527 (expand_function_end): Update.
5528 (reset_block_changes, record_block_change, finalize_block_changes,
5529 check_block_change, free_block_changes): Kill.
5530 * function.h (reset_block_changes, record_block_change,
5531 finalize_block_changes, check_block_change, free_block_changes): Remove
5533 (struct function): Remove ib_boundaries_block.
5534 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5535 Use curr_insn_locator to initialize locator.
5536 (emit_line_note): Remove.
5537 * cfgexpand.c (expand_gimple_cond_expr): Update.
5538 (construct_exit_block): Likewise.
5539 (tree_expand_cfg): Initialize/finalize locators.
5540 * expr.c (expand_expr_real): Update.
5541 * cfglayout.c (line_locators_locs, line_locators_lines,
5542 file_locators_locs, file_locators_files): Remove.
5543 (set_block_levels): Move to cfgexpand.c.
5544 (insn_locators_initialize): Remove.
5545 (pass_insn_locators_initialize): Remove.
5546 (locations_locators_locs, locations_locators_vals): New static vars.
5547 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5549 (insn_locators_alloc, insn_locators_finalize,
5550 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5552 (locator_location): New.
5553 (locator_line, locator_file): Rewrite.
5554 * rtl.h (emit_line_note): Kill.
5555 (insn_locators_alloc, insn_locators_finalize,
5556 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5558 * tree-inline.c (initialize_cfun): Do not initialize
5559 ib_boundaries_block.
5560 * passes.c (pass_insn_locators_initialize): Remove.
5562 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
5564 * doc/invoke.texi: Removed leading '-' from option index entries.
5566 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
5568 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
5570 (create_phi_node): Use set_phi_nodes.
5571 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
5572 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
5573 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
5574 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
5575 (bsi_start, bsi_last): Use bb_stmt_list.
5576 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
5577 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
5578 Traverse the statements using tsi iterator.
5579 * basic-block.h (struct basic_block_def): Fields stmt_list
5580 and phi_nodes moved to ...
5581 (struct tree_bb_info): ... new structure.
5582 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
5583 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
5584 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
5585 (tree_verify_flow_info): Verify that il.tree is not set for
5586 entry and exit block.
5587 (tree_split_block): Use set_bb_stmt_list.
5589 2007-04-23 Mike Stump <mrs@apple.com>
5591 * config/i386/i386.c (ix86_tune_features
5592 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
5595 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5597 * config/i386/i386.md (prefix_extra): New attribute.
5598 (length): Add prefix_extra.
5600 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
5601 (sse2_movntv2di): Likewise.
5602 (sse2_cvtps2dq): Likewise.
5603 (sse2_cvtpd2pi): Likewise.
5604 (sse2_cvttpd2pi): Likewise.
5605 (*sse2_cvtpd2ps): Likewise.
5606 (*add<mode>3): Likewise.
5607 (sse2_ssadd<mode>3): Likewise.
5608 (sse2_usadd<mode>3): Likewise.
5609 (*sub<mode>3): Likewise.
5610 (sse2_sssub<mode>3): Likewise.
5611 (sse2_ussub<mode>3): Likewise.
5612 (*mulv8hi3): Likewise.
5613 (*smulv8hi3_highpart): Likewise.
5614 (*umulv8hi3_highpart): Likewise.
5615 (sse2_umulv2siv2di3): Likewise.
5616 (sse2_pmaddwd): Likewise.
5617 (ashr<mode>3): Likewise.
5618 (lshr<mode>3): Likewise.
5619 (ashl<mode>3): Likewise.
5620 (sse2_ashlti3): Likewise.
5621 (sse2_lshrti3): Likewise.
5622 (*umaxv16qi3): Likewise.
5623 (*smaxv8hi3): Likewise.
5624 (*uminv16qi3): Likewise.
5625 (*sminv8hi3): Likewise.
5626 (sse2_eq<mode>3): Likewise.
5627 (sse2_gt<mode>3): Likewise.
5628 (*and<mode>3): Likewise.
5629 (sse2_nand<mode>3): Likewise.
5630 (*ior<mode>3): Likewise.
5631 (*xor<mode>3): Likewise.
5632 (sse2_packsswb): Likewise.
5633 (sse2_packssdw): Likewise.
5634 (sse2_packuswb): Likewise.
5635 (sse2_punpckhbw): Likewise.
5636 (sse2_punpcklbw): Likewise.
5637 (sse2_punpckhwd): Likewise.
5638 (sse2_punpcklwd): Likewise.
5639 (sse2_punpckhdq): Likewise.
5640 (sse2_punpckldq): Likewise.
5641 (sse2_punpckhqdq): Likewise.
5642 (sse2_punpcklqdq): Likewise.
5643 (*sse2_pinsrw): Likewise.
5644 (*sse2_pextrw): Likewise.
5645 (sse2_pshufd_1): Likewise.
5646 (sse2_uavgv16qi3): Likewise.
5647 (sse2_uavgv8hi3): Likewise.
5648 (sse2_psadbw): Likewise.
5649 (sse2_pmovmskb): Likewise.
5650 (*sse2_maskmovdqu): Likewise.
5651 (*sse2_maskmovdqu_rex64): Likewise.
5652 (sse4a_extrqi): Likewise.
5653 (sse4a_extrq): Likewise.
5654 (sse3_lddqu): Set prefix_rep.
5655 (sse3_addsubv4sf3): Likewise.
5656 (sse3_haddv4sf3): Likewise.
5657 (sse3_hsubv4sf3): Likewise.
5658 (sse_cvtss2si): Likewise.
5659 (sse_cvtss2si_2): Likewise.
5660 (sse_cvtss2siq): Likewise.
5661 (sse_cvtss2siq_2): Likewise.
5662 (sse_cvttss2si): Likewise.
5663 (sse_cvttss2siq): Likewise.
5664 (sse2_cvttps2dq): Likewise.
5665 (sse3_movshdup): Likewise.
5666 (sse3_movsldup): Likewise.
5667 (sse2_cvtsd2si): Likewise.
5668 (sse2_cvtsd2si_2): Likewise.
5669 (sse2_cvtsd2siq): Likewise.
5670 (sse2_cvtsd2siq_2): Likewise.
5671 (sse2_cvttsd2si): Likewise.
5672 (sse2_cvttsd2siq): Likewise.
5673 (*sse2_cvtpd2dq): Likewise.
5674 (*sse2_cvttpd2dq): Likewise.
5675 (sse2_pshuflw_1): Likewise.
5676 (sse2_pshufhw_1): Likewise.
5677 (sse4a_insertqi): Likewise.
5678 (sse4a_insertq): Likewise.
5679 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
5680 (ssse3_phadddv4si3): Likewise.
5681 (ssse3_phaddswv8hi3): Likewise.
5682 (ssse3_phsubwv8hi3): Likewise.
5683 (ssse3_phsubdv4si3): Likewise.
5684 (ssse3_phsubswv8hi3): Likewise.
5685 (ssse3_pmaddubswv8hi3): Likewise.
5686 (ssse3_pmulhrswv8hi3): Likewise.
5687 (ssse3_pshufbv16qi3): Likewise.
5688 (ssse3_psign<mode>3): Likewise.
5689 (ssse3_palignrti): Likewise.
5690 (abs<mode>2): Likewise.
5691 (ssse3_phaddwv4hi3): Set prefix_extra.
5692 (ssse3_phadddv2si3): Likewise.
5693 (ssse3_phaddswv4hi3): Likewise.
5694 (ssse3_phsubwv4hi3): Likewise.
5695 (ssse3_phsubdv2si3): Likewise.
5696 (ssse3_phsubswv4hi3): Likewise.
5697 (ssse3_pmaddubswv4hi3): Likewise.
5698 (ssse3_pmulhrswv4hi3): Likewise.
5699 (ssse3_pshufbv8qi3): Likewise.
5700 (ssse3_psign<mode>3): Likewise.
5701 (ssse3_palignrdi): Likewise.
5702 (abs<mode>2): Likewise.
5703 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
5704 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
5705 (sse2_pmovmskb): Set mode to SI instead of V2DF.
5707 2007-04-23 Nick Clifton <nickc@redhat.com>
5709 * params.def: Fix formatting of emacs local variables.
5711 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5713 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
5714 move if inter-unit move isn't allowed.
5715 Don't split moving the first element of V2DI to DI to inter-unit
5716 move if inter-unit move isn't allowed.
5718 2007-04-23 Richard Guenther <rguenther@suse.de>
5720 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
5721 and CDI_POST_DOMINATORS separately.
5723 2007-04-23 Nick Clifton <nickc@redhat.com>
5725 * c.opt (Wformat-contains-nul): Add warning attribute.
5727 2007-04-23 Jan Hubicka <jh@suse.cz>
5729 * function.c (init_function_start): Don't init line number info.
5730 (expand_function_end): Update.
5731 (reset_block_changes, record_block_change, finalize_block_changes,
5732 check_block_change, free_block_changes): Kill.
5733 * function.h (reset_block_changes, record_block_change,
5734 finalize_block_changes, check_block_change, free_block_changes): Remove
5736 (struct function): Remove ib_boundaries_block.
5737 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5738 Use curr_insn_locator to initialize locator.
5739 (emit_line_note): Remove.
5740 * cfgexpand.c (expand_gimple_cond_expr): Update.
5741 (construct_exit_block): Likewise.
5742 (tree_expand_cfg): Initialize/finalize locators.
5743 * expr.c (expand_expr_real): Update.
5744 * cfglayout.c (line_locators_locs, line_locators_lines,
5745 file_locators_locs, file_locators_files): Remove.
5746 (set_block_levels): Move to cfgexpand.c.
5747 (insn_locators_initialize): Remove.
5748 (pass_insn_locators_initialize): Remove.
5749 (locations_locators_locs, locations_locators_vals): New static vars.
5750 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5752 (insn_locators_alloc, insn_locators_finalize,
5753 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5755 (locator_location): New.
5756 (locator_line, locator_file): Rewrite.
5757 * rtl.h (emit_line_note): Kill.
5758 (insn_locators_alloc, insn_locators_finalize,
5759 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5761 * tree-inline.c (initialize_cfun): Do not initialize
5762 ib_boundaries_block.
5763 * passes.c (pass_insn_locators_initialize): Remove.
5765 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5768 * expr.c (reduce_to_bit_field_precision): Handle
5771 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
5773 PR tree-optimization/24659
5774 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
5775 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
5776 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
5777 * genopinit.c (optabs): Rename vec_pack_mod_optab
5778 to vec_pack_trunc_optab.
5779 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
5780 early for scalar floating point operands for NOP_EXPR.
5781 (vectorizable_type_promotion): Ditto.
5782 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
5783 vec_pack_trunc_optab.
5784 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
5786 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
5787 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
5788 Rename from VEC_PACK_MOD_EXPR.
5789 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
5790 * expr.c (expand_expr_real_1): Ditto.
5791 * tree-inline.c (estimate_num_insns_1): Ditto.
5792 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5794 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
5795 (vec_unpacks_lo_v4sf): Ditto.
5796 (vec_pack_trunc_v2df): Ditto.
5797 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
5798 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
5799 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
5801 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
5803 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
5805 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
5806 Rename from VEC_PACK_MOD_EXPR. This expression also represent
5807 packing of floating point operands.
5808 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
5809 represent unpacking of floating point operands.
5810 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
5811 [vec_unpacks_hi]: Ditto.
5812 [vec_unpacks_lo]: Ditto.
5814 2007-04-22 Jan Hubicka <jh@suse.cz>
5816 * final.c (rest_of_handle_final): Call
5817 targetm.asm_out.constructor/targetm.asm_out.destructor
5818 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
5819 proper priority via decl_*_priority_insert.
5820 * c-common.c (c_expand_body): Likewise.
5822 2007-04-22 Richard Guenther <rguenther@suse.de>
5824 PR tree-optimization/29789
5825 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
5826 (rewrite_reciprocal): New helper split out from
5827 determine_invariantness_stmt.
5828 (rewrite_bittest): Likewise.
5829 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
5830 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
5833 2007-04-22 Revital Eres <eres@il.ibm.com>
5835 * loop-unroll.c (var_to_expand): New field to support also
5836 insns of the form x = something + x.
5837 (analyze_insn_to_expand_var): Use it.
5838 (expand_var_during_unrolling): Likewise.
5840 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
5842 * predict.c: Include pointer-set.h.
5843 (bb_predictions): New variable.
5844 (tree_predicted_by_p, tree_predict_edge,
5845 remove_predictions_associated_with_edge): Use bb_predictions map
5846 instead of bb->predictions.
5847 (clear_bb_predictions, assert_is_empty): New functions.
5848 (combine_predictions_for_bb): Use bb_predictions map. Call
5849 clear_bb_predictions.
5850 (tree_estimate_probability): Create and free bb_predictions map.
5851 * Makefile.in (predict.o): Add pointer-set.h dependency.
5852 * basic-block.h (struct basic_block_def): Remove predictions
5854 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
5856 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
5859 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
5862 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5864 * timevar.c (timevar_print): Change reference of --disable-checking to
5865 --enable-checking=release. Also warn if assert checking is disabled.
5867 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5870 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
5871 decl as addressable if the compound literal was marked as
5873 Mark the decl as a gimple register if it is a complex or
5874 vector decl and does not live in memory.
5876 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5878 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
5879 (GENERIC_NEXT): New function macro.
5880 (PHI_CHAIN): Use phi_node's new chain variable.
5881 (tree_phi_node): Change tree_common to tree_base
5882 and add the chain field.
5883 * tree-phinodes.c (make_phi_node): Don't set
5884 TREE_TYPE on the new node.
5885 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
5886 instead of checking GIMPLE_TUPLE_P in chain_next.
5887 * tree-vect-transform.c
5888 (get_initial_def_for_induction): Look at
5889 PHI_RESULT_TREE for the type of the phi node.
5890 (update_vuses_to_preheader): Use PHI_CHAIN
5891 instead of TREE_CHAIN on the phi node.
5892 * tree-ssa-structalias.c (compute_points_to_sets):
5894 (ipa_pta_execute): Likewise.
5896 2007-04-21 Richard Guenther <rguenther@suse.de>
5899 * fold-const.c (fold_unary): Call fold_convert_const on the
5902 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
5904 * gcse.c (store_killed_in_insn): Handle PARALLELs.
5905 (store_killed_in_pat): New.
5907 2007-04-20 Richard Henderson <rth@redhat.com>
5910 * config/i386/i386.c (type_has_variadic_args_p): Look for any
5911 TREE_LIST with a void_type_node value, not void_list_node exactly.
5913 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
5915 * doc/standards.texi: Re-arrange into language-specific
5916 subsections. Add a C++ section, documenting which standards we
5919 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
5921 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
5922 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
5924 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
5926 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
5927 ecrti.o and crtbegin.o.
5928 (LIB_DEFAULT_SPEC): Include -lc.
5929 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
5931 2007-04-20 Richard Henderson <rth@redhat.com>
5934 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
5935 argument; update all callers.
5936 (get_unaligned_offset): New.
5937 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
5938 get_unaligned_address, just pass on the address directly.
5939 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
5940 the subreg in the helper patterns.
5941 (unaligned_extendqidi_le): Use get_unaligned_offset.
5942 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
5943 (unaligned_extendhidi_be): Likewise.
5944 (unaligned_extendhidi): Tidy.
5945 * config/alpha/alpha-protos.h: Update.
5947 2007-04-20 Richard Henderson <rth@redhat.com>
5949 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
5950 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
5951 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
5952 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5953 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5954 (CPP_SPEC): Don't include %(cpp_subtarget).
5955 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
5956 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5957 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
5959 2007-04-20 Jakub Jelinek <jakub@redhat.com>
5961 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
5962 for __builtin_ia32_cmpordss.
5964 PR tree-optimization/31632
5965 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5966 and arg1 for optimizations of comparison against min/max values.
5967 Fold arg0 to arg1's type for optimizations of comparison against
5968 min+1 and max-1 values.
5970 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
5972 * reload.c (combine_reloads): When trying to use a dying register,
5973 check whether it's uninitialized and don't use if so.
5975 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
5977 * fold-const.c: Remove prototypes for native_encode_expr and
5978 native_interpret_expr.
5979 (native_encode_expr): Make non-static.
5980 (native_interpret_expr): Likewise.
5981 * tree.h: Add prototypes for the above.
5983 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5985 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
5986 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
5987 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
5988 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
5989 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
5990 Add length attributes.
5992 2007-04-19 Janis Johnson <janis187@us.ibm.com>
5994 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
5997 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
5998 __STDC_WANT_DEC_FP__.
6000 2007-04-19 Joseph Myers <joseph@codesourcery.com>
6002 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
6003 for long double compatibility.
6004 * configure: Regenerate.
6006 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
6008 PR rtl-optimization/29841
6009 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
6011 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
6012 that may cause control flow transfer from being moved.
6014 2007-04-18 Jan Hubicka <jh@suse.cz>
6016 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
6019 2007-04-18 Eric Christopher <echristo@apple.com>
6021 * config/rs6000/darwin.md (load_macho_picbase): Use link register
6022 only. Update operands.
6023 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
6024 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
6025 link register to pic register.
6027 2007-04-18 Dirk Mueller <dmueller@suse.de>
6030 * tree-vrp.c (search_for_addr_array): New.
6031 (check_array_bounds): Suppress warning about
6032 address taken of array refs if its not de-referenced.
6034 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6036 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
6037 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
6039 * tree-vectorizer.h (NITERS_KNOWN_P): New.
6040 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
6041 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
6043 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
6045 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
6047 (vect_analyze_scalar_cycles): Fix indentation.
6048 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
6049 (vect_mark_relevant): Include phis in relevance analysis.
6051 * tree-vect-transform.c (vect_transform_loop): Add an assert.
6053 2007-04-18 Anatoly Sokolov <aesok@post.ru>
6055 * config/avr/avr.c (ptrreg_to_str): Replace error() with
6056 output_operand_lossage().
6058 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6060 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
6061 the unused code for reduction without adjust-in-epilog to simplify the
6064 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
6066 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
6067 (S390_TDC_NEGATIVE_ZERO): New constant.
6068 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
6069 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
6070 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
6071 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
6072 (S390_TDC_POSITIVE_INFINITY): New constant.
6073 (S390_TDC_NEGATIVE_INFINITY): New constant.
6074 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
6075 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
6076 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
6077 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
6078 (S390_TDC_INFINITY): New constant.
6079 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
6080 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
6081 optimization for UNSPEC_CCZ_TO_INT.
6082 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
6083 ("*ccz_to_int"): New insn.
6084 ("isinf<mode>2"): New insn.
6085 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
6086 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
6087 (UNSPEC_CCZ_TO_INT): New constant.
6089 2007-04-18 Richard Guenther <rguenther@suse.de>
6091 PR tree-optimization/19431
6092 PR tree-optimization/21463
6093 * tree-pass.h (pass_phiprop): Declare.
6094 * passes.c (init_optimization_passes): New phiprop pass.
6095 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
6096 (phivn_valid_p): New helper function.
6097 (phiprop_insert_phi): Likewise.
6098 (propagate_with_phi): Likewise.
6099 (tree_ssa_phiprop): New propagator propagating loads
6100 through phi nodes if profitable.
6102 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6104 * tree-vect-analyze.c (process_use): New function.
6105 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
6106 Check phis in all bbs.
6107 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
6110 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6112 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
6115 2007-04-17 Anatoly Sokolov <aesok@post.ru>
6118 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
6121 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
6123 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
6125 (sse_vmmulv4sf3): Likewise.
6126 (sse2_vmaddv2df3): Likewise.
6127 (sse2_vmmulv2df3): Likewise.
6129 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
6131 PR rtl-optimization/31360
6132 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
6133 (target_reg_cost): New.
6134 (init_set_costs): Initialize target_reg_cost. Add comments
6135 regarding the rationale of the costs.
6136 (global_cost_for_size): Renamed to...
6137 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
6138 of register pressure.
6139 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
6140 estimate_reg_pressure_cost. Add number of ivs.
6141 (determine_set_costs): Dump target_reg_cost.
6142 * loop-invariant.c (gain_for_invariant): Use
6143 estimate_reg_pressure_cost. Removed n_inv_uses argument.
6144 (best_gain_for_invariant, find_invariants_to_move): Remove
6146 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
6147 (target_reg_cost): Declare.
6148 (global_cost_for_size): Declaration removed.
6149 (estimate_reg_pressure_cost): Declare.
6151 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
6153 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
6154 regnos into even/odd register pairs.
6155 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
6156 TDmode similar to the other floating point modes.
6157 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
6158 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
6160 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
6161 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
6162 (movdd_hardfloat64): Use TARGET_MFPGPR.
6164 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
6166 * reload1.c (delete_output_reload): Don't count output in n_inherited.
6169 2005-01-05 Richard Henderson <rth@redhat.com>
6171 * reload1.c (do_input_reload): Restrict the optimization deleteing
6172 a previous output reload to RELOAD_FOR_INPUT.
6174 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
6176 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
6177 induc_vec_info_type.
6178 (vectorizable_induction): New function declaration.
6179 * tree-vect-transform.c (get_initial_def_for_induction): No need to
6180 check if already vectorized. Find first place in BB where new stmts
6181 can be inserted. Takes only one argument.
6182 (vectorizable_induction): New function.
6183 (vect_transform_stmt): Add case for induc_vec_info_type to call
6184 vectorizable_induction.
6185 (vect_transform_loop): Consider phis for vectorization.
6186 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
6188 (analyze_operations): Call vectorizable_induction when analyzing phis.
6190 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
6191 (vect_mark_relevant): Include phis in relevance analysis.
6192 (vect_mark_stmts_to_be_vectorize): Likewise.
6193 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
6195 2007-04-16 Lawrence Crowl <crowl@google.com>
6197 * doc/invoke.texi (Debugging Options): Add documentation for the
6198 -femit-struct-debug options -femit-struct-debug-baseonly,
6199 -femit-struct-debug-reduced, and
6200 -femit-struct-debug-detailed[=...].
6202 * c-opts.c (c_common_handle_option): Add
6203 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
6204 and OPT_femit_struct_debug_detailed_.
6205 * c.opt: Add specifications for
6206 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
6207 and -femit-struct-debug-detailed[=...].
6208 * opts.c (set_struct_debug_option): Parse the
6209 -femit-struct-debug-... options.
6210 * opts.c (matches_main_base, main_input_basename,
6211 main_input_baselength, base_of_path, matches_main_base): Add
6212 variables and functions to compare header base name to compilation
6214 * opts.c (should_emit_struct_debug): Add to determine to emit a
6215 structure based on the option.
6216 (dump_struct_debug) Also disabled function to debug this
6218 * opts.c (handle_options): Save the base name of the
6221 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
6222 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
6223 This hook indicates if a type is generic. Set it by default
6225 * langhooks.h (struct lang_hooks_for_types): Add a new hook
6226 to determine if a struct type is generic or not.
6227 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
6228 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
6229 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
6232 * flags.h (enum debug_info_usage): Add an enumeration to describe
6233 a program's use of a structure type.
6234 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
6235 to indicate the program's usage of the type. Filter structs based
6236 on the -femit-struct-debug-... specification.
6237 (gen_type_die): Split into two routines, gen_type_die and
6238 gen_type_die_with_usage. gen_type_die is now a wrapper
6239 that assumes direct usage.
6240 (gen_type_die_with_usage): Replace calls to gen_type_die
6241 with gen_type_die_with_usage adding the program usage of
6242 the referenced type.
6243 (dwarf2out_imported_module_or_decl): Suppress struct debug
6244 information using should_emit_struct_debug when appropriate.
6246 2007-04-16 Ian Lance Taylor <iant@google.com>
6248 PR tree-optimization/31522
6249 * tree-vrp.c (vr_phi_edge_counts): New static variable.
6250 (vrp_initialize): Allocate vr_phi_edge_counts.
6251 (vrp_visit_phi_node): Don't push to infinity if we saw a new
6252 executable edge. Drop test for all constants.
6253 (vrp_finalize): Free vrp_phi_edge_counts.
6255 * doc/cpp.texi (Common Predefined Macros): Clarify description of
6256 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
6258 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
6259 predecessors at head rather than tail.
6261 2007-04-16 Matthias Klose <doko@debian.org>
6263 * config/alpha/linux.h (CPP_SPEC): Define.
6264 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
6266 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
6268 * function.h: Remove sequence_stack extern declaration.
6270 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
6272 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
6274 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
6277 2007-04-16 Anatoly Sokolov <aesok@post.ru>
6279 * config/avr/avr.c (avr_arch_types): Rearranging array.
6280 (enum avr_arch): Add.
6281 (avr_mcu_types): Use avr_arch enumeration constants instead of
6283 * config/avr/avr.h (LINK_SPEC): Simplify.
6285 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
6287 * config/m68k/m68k.c (m68k_libcall_value,
6288 m68k_function_value): Use macros for register names more.
6290 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
6292 (M68K_REGNAME): Use A6_REG.
6293 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
6295 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6298 * sched-int.h (struct deps): Split field 'pending_lists_length' into
6299 'pending_read_list_length' and 'pending_write_list_length'. Update
6301 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
6302 to handle two length counters instead of one. Update all uses.
6303 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
6304 two length counters instead of one.
6305 * sched-rgn.c (propagate_deps): Update to handle two length counters
6308 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
6311 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
6312 copy of source, pass it to ix86_expand_vector_set and return
6315 2007-04-16 David Ung <davidu@mips.com>
6316 Joseph Myers <joseph@codesourcery.com>
6318 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
6319 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
6320 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6321 Add 74K processor information.
6322 * config/mips/mips.md: Include 74k.md.
6323 (cpu): Add 74kc,74kf,74kx.
6324 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
6325 * config/mips/74k.md: New.
6326 * doc/invoke.texi (MIPS Options): Document 74K support.
6328 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
6330 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
6331 vectorizable_* functions.
6332 * tree-vect-transform.c (vectorizable_call): Add check for
6333 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
6334 (vectorizable_store): likewise.
6335 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
6337 (vectorizable_operation, vectorizable_type_demotion): Likewise.
6338 (vectorizable_type_promotion, vectorizable_load): Likewise.
6339 (vectorizable_live_operation, vectorizable_condition): Likewise.
6340 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
6342 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
6344 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6346 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
6347 register numbers more.
6348 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
6349 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
6350 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
6351 FUNCTION_VALUE_REGNO_P): Likewise.
6352 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
6353 STATIC_CHAIN_REGNUM): Likewise.
6354 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
6355 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
6356 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
6357 * config/m68k/m68k.md (FP_REG): New.
6359 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6361 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
6364 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6366 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
6367 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
6370 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6372 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
6375 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6378 * c-decl.c (finish_decl): Grab the type of the decl after the call
6379 to store_init_value.
6381 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
6383 * common.opt (fforward-propagate): Fix "Optimization" annotation.
6385 2007-04-14 Jakub Jelinek <jakub@redhat.com>
6388 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
6389 post dominators and cleanup cfg before returning.
6391 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
6393 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
6394 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
6396 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
6398 * config.gcc: Recognize fido.
6399 * config/m68k/m68k-devices.def (fidoa): New.
6400 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
6402 (FL_FIDOA, TARGET_FIDOA): New.
6403 * config/m68k/m68k.opt (mfidoa): New.
6405 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6408 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
6409 when a personality function is used.
6411 2007-04-13 Bob Wilson <bob.wilson@acm.org>
6413 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
6415 2007-04-13 Mike Stump <mrs@apple.com>
6417 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
6419 * config/darwin.opt (fapple-kext): Make C++ only.
6420 * config/darwin.c (darwin_override_options): Remove code to ensure
6421 -fapple-kext is given for C++ only.
6423 2007-04-13 Richard Sandiford <richard@codesourcery.com>
6425 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
6426 * config/mips/mips.c (override_options): Call
6427 SUBTARGET_OVERRIDE_OPTIONS, if defined.
6429 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6431 * config/i386/i386.opt (msvr3-shlib): Removed.
6433 * doc/invoke.texi: Remove -msvr3-shlib.
6435 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6437 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
6438 with "popcnt" instruction.
6440 2007-04-13 Richard Guenther <rguenther@suse.de>
6442 PR tree-optimization/21258
6443 * tree-vrp.c (compare_case_labels): New helper.
6444 (find_switch_asserts): New function.
6445 (find_assert_locations): Call it for SWITCH_EXPRs.
6447 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
6449 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
6450 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
6451 check is now implied in X87_FLOAT_MODE_P.
6452 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6453 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6454 (fix_trunc<mode>_i386_fisttp): Ditto.
6455 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6456 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6457 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6458 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6459 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6460 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6461 (unnamed_splitters): Ditto.
6462 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
6463 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
6464 FIRST_SSE_REG for local functions when SSE math is enabled or
6465 for functions with sseregparm attribute.
6466 (standard_80387_constant_p): Return -1 if mode is not
6468 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
6469 (ix86_expand_compare): Ditto.
6470 (ix86_expand_carry_flag_compare): Ditto.
6471 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
6472 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
6473 DECIMAL_FLOAT_MODE_P.
6474 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
6475 of SCALAR_FLOAT_MODE_P.
6476 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
6477 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
6478 checks before FLOAT_MODE_P.
6479 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
6480 before FLOAT_MODE_P.
6485 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
6487 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
6488 Charles Wilson <libtool@cwilson.fastmail.fm>
6490 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
6491 (libgcc.mvars): Don't depend on them.
6492 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
6493 * exec-tool.in: New.
6495 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
6497 * doc/invoke.text (--help): Document --help=common.
6499 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
6501 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
6503 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6505 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
6506 * genemit.c (main): Emit #include "integrate.h".
6507 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
6508 (LOADGP_RTP): New mips_loadgp_style.
6509 * config/mips/mips.h: Include config/vxworks-dummy.h.
6510 (TARGET_RTP_PIC): New macro.
6511 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
6512 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
6513 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
6515 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
6516 -mvxworks-pic when using -mrtp and a PIC option.
6517 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
6519 (mips_symbolic_constant_p, mips_symbolic_address_p)
6520 (mips_symbol_insns): Handle SYMBOL_HALF.
6521 (override_options): Warn about -G and -mrtp being used together.
6522 Initialize mips_lo_relocs[SYMBOL_HALF].
6523 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
6524 (mips_emit_loadgp): Handle LOADGP_RTP.
6525 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
6526 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
6527 (tablejump): Handle function-relative case table entries if
6529 * config/mips/predicates.md (symbol_ref_operand): New predicate.
6531 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6533 * config/mips/mips.md (load_call<mode>): Allow any general register.
6535 (sibcall_value_internal, sibcall_value_multiple_internal)
6536 (call_value_internal, call_value_split, call_value_multiple_internal)
6537 (call_value_multiple_split): Remove constraints from operand 0.
6539 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6541 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
6542 rather than loadgp_noshared.
6543 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
6544 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
6546 * config/mips/mips.md (loadgp): Rename to...
6547 (loadgp_newabi): ...this.
6548 (loadgp_noshared): Rename to...
6549 (loadgp_absolute): ...this.
6551 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6553 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
6554 false for locally-binding symbols.
6555 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
6557 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6559 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
6560 (SYMBOL_GOT_PAGE_OFST): ...this.
6561 (SYMBOL_GOT_GLOBAL): Rename to...
6562 (SYMBOL_GOT_DISP): ...this.
6563 (SYMBOL_GOTOFF_GLOBAL): Rename to...
6564 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
6565 * config/mips/mips.c (mips_global_symbol_p): New function.
6566 (mips_symbol_binds_local_p): Likewise.
6567 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
6568 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
6569 and mips_symbol_binds_local_p.
6570 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
6571 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
6572 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
6574 (mips_ok_for_lazy_binding_p): New function.
6575 (mips_load_call_address, mips_expand_call): Use it.
6576 (mips_dangerous_for_la25_p): Likewise.
6577 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
6578 (*got_disp<mode>): Use got_disp_operand instead of
6579 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
6580 SYMBOL_GOTOFF_GLOBAL.
6581 (*got_page<mode>): Use got_page_ofst_operand instead of
6583 * config/mips/predicates.md (const_call_insn_operand): Use
6584 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
6585 (global_got_operand): Rename to...
6586 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
6588 (local_got_operand): Rename to...
6589 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
6590 of SYMBOL_GOT_LOCAL.
6592 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6594 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
6595 TARGET_CALL_CLOBBERED_GP.
6596 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6597 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
6598 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
6599 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
6600 of TARGET_ABICALLS && !TARGET_NEWABI.
6601 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6602 * config/mips/mips.c (mips_load_call_address): Check
6603 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6604 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6605 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6606 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
6607 TARGET_ABICALLS && TARGET_NEWABI.
6608 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
6610 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
6611 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
6612 TARGET_ABICALLS && TARGET_NEWABI.
6613 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
6614 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
6615 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
6616 whether indirect calls must use $25.
6617 (mips_extra_live_on_entry): Check TARGET_GOT instead of
6619 * config/mips/mips.md (jal_macro): Check flag_pic and
6620 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
6621 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
6622 instead of TARGET_ABICALLS.
6623 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
6624 TARGET_ABICALLS && TARGET_OLDABI.
6625 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6626 (sibcall): In the comment above the define_insn, mention
6627 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
6628 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
6629 instead of TARGET_ABICALLS.
6631 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
6633 * doc/md.texi (Blackfin family constraints): Document PA and PB.
6634 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
6635 (MACFLAGS_MATCH_P): New macro.
6636 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
6637 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
6638 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
6639 the other MACFLAG constants.
6640 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
6641 (flag_machi): Tighten constraints. Renumber some of the operands.
6642 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
6644 (flag_machi_parts_acconly): New pattern.
6645 (flag_macinithi): Tighten constraints. Allow any accumulator to be
6647 (flag_macinit1hi): Tighten constraints.
6648 (flag_mul_macv2hi_parts_acconly): New pattern.
6650 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
6651 Use a more efficient implementation.
6652 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
6653 inline sequences when not optimizing for size.
6655 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
6656 movhi_high2low): Delete, merge functionality into...
6657 (packv2hi): ... this pattern.
6659 2007-02-11 Jie Zhang <jie.zhang@analog.com>
6660 * config/bfin/bfin.opt (msim): New option.
6661 (mcpu=): New option.
6662 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
6663 (bfin_cpu_t): Typedef of enum bfin_cpu.
6664 (bfin_cpu_type): New declaration.
6665 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
6666 -msim and -mcpu= options.
6667 (LIB_SPEC): Likewise.
6668 * config/bfin/bfin.c (bfin_cpu_type): Define.
6669 (bfin_handle_option): Handle -mcpu= option.
6670 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
6671 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
6672 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
6674 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6676 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
6677 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
6678 (powerpc-wrs-vxworksae): Use ${tm_file}.
6679 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
6680 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
6681 * config/i386/vx-common.h: New file.
6683 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6685 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
6688 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
6690 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
6693 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
6697 * c-common.c (c_build_qualified_type): Set canonical type
6700 2007-04-12 Richard Guenther <rguenther@suse.de>
6702 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
6703 lower bound and element size if lower bound is not zero
6704 or either of the ARRAY_REF operands is set.
6706 2007-04-12 Richard Guenther <rguenther@suse.de>
6708 PR tree-optimization/24689
6709 PR tree-optimization/31307
6710 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
6712 * gimplify.c (canonicalize_addr_expr): To be consistent with
6713 gimplify_compound_lval only set operands two and three of
6714 ARRAY_REFs if they are not gimple_min_invariant. This makes
6715 it never at this place.
6716 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6718 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6720 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
6721 null before emitting a .nsubspa directive.
6723 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6725 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
6726 need_to_partition_p if there are no memory statements in the
6729 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6731 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
6732 (gcd_of_steps_may_divide_p): New function.
6733 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
6735 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6737 * reload.c (find_reloads_toplev, find_reloads_address,
6738 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
6739 not a pointer equality test, to decide if we need to call
6740 push_reg_equiv_alt_mem.
6742 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
6744 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
6745 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
6746 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
6748 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6750 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
6751 vector to be positive.
6753 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6757 * doc/invoke.texi: Document --params max-aliased-vops and
6759 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
6760 debug_memory_partitions): Move to tree-flow.h
6761 * params.h (AVG_ALIASED_VOPS): Define.
6762 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
6764 (mp_info_t): Likewise.
6765 (get_mem_sym_stats_for): New.
6766 (set_memory_partition): Move from tree-flow-inline.h.
6767 (mark_non_addressable): Only clear the set of symbols for the
6768 partition if it exists.
6769 (dump_memory_partitions): Move from tree-ssa-operands.c
6770 (debug_memory_partitions): Likewise.
6771 (need_to_partition_p): New.
6772 (dump_mem_ref_stats): New.
6773 (debug_mem_ref_stats): New.
6774 (dump_mem_sym_stats): New.
6775 (debug_mem_sym_stats): New.
6776 (update_mem_sym_stats_from_stmt): New.
6777 (compare_mp_info_entries): New.
6778 (mp_info_cmp): Call it.
6779 (sort_mp_info): Change argument to a list of mem_sym_stats_t
6781 (get_mpt_for): Move from tree-ssa-operands.c.
6782 (find_partition_for): New.
6783 (create_partition_for): Remove.
6784 (estimate_vop_reduction): New.
6785 (update_reference_counts): New.
6786 (build_mp_info): New.
6787 (compute_memory_partitions): Refactor.
6788 Document new heuristic.
6789 Call build_mp_info, update_reference_counts,
6790 find_partition_for and estimate_vop_reduction.
6791 (compute_may_aliases): Populate virtual operands before
6792 calling debugging dumps.
6793 (delete_mem_sym_stats): New.
6794 (delete_mem_ref_stats): New.
6795 (init_mem_ref_stats): New.
6796 (init_alias_info): Call it.
6797 (maybe_create_global_var): Remove alias_info argument.
6798 Get number of call sites and number of pure/const call sites
6799 from gimple_mem_ref_stats().
6800 (dump_alias_info): Call dump_memory_partitions first.
6801 (dump_points_to_info_for): Show how many times a pointer has
6803 * opts.c (decode_options): For -O2 set --param
6804 max-aliased-vops to 500.
6805 For -O3 set --param max-aliased-vops to 1000 and --param
6806 avg-aliased-vops to 3.
6807 * fortran/options.c (gfc_init_options): Remove assignment to
6809 * tree-flow-inline.h (gimple_mem_ref_stats): New.
6810 * tree-dfa.c (dump_variable): Dump memory reference
6812 Dump NO_ALIAS* settings.
6813 (referenced_var_lookup): Tidy.
6814 (mem_sym_stats): New.
6815 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
6816 and ORIG are different SSA names for a memory partition.
6817 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
6818 * tree-flow.h (struct mem_sym_stats_d): Define.
6819 (mem_sym_stats_t): Define.
6820 (struct mem_ref_stats_d): Define.
6821 (struct gimple_df): Add field mem_ref_stats.
6822 (enum noalias_state): Define.
6823 (struct var_ann_d): Add bitfield noalias_state.
6824 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
6825 debug_mem_ref_stats, debug_memory_partitions,
6826 debug_mem_sym_stats): Declare.
6827 * tree-ssa-structalias.c (update_alias_info): Update call
6828 sites, pure/const call sites and asm sites in structure
6829 returned by gimple_mem_ref_stats.
6830 Remove local variable IS_POTENTIAL_DEREF.
6831 Increase NUM_DEREFS if the memory expression is a potential
6833 Call update_mem_sym_stats_from_stmt.
6834 If the memory references memory, call
6835 update_mem_sym_stats_from_stmt for all the direct memory
6836 symbol references found.
6837 (intra_create_variable_infos): Set noalias_state field for
6838 pointer arguments according to the value of
6839 flag_argument_noalias.
6840 * tree-ssa-structalias.h (struct alias_info): Remove fields
6841 num_calls_found and num_pure_const_calls_found.
6842 (update_mem_sym_stats_from_stmt): Declare.
6843 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
6844 Set default value to 100.
6845 (PARAM_AVG_ALIASED_VOPS): Define.
6847 2007-04-11 Richard Guenther <rguenther@suse.de>
6850 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
6851 a * -b + c as c - a * b if we honor sign dependent rounding.
6853 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6855 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
6857 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
6858 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
6860 (initialize_trampoline): Don't use old-style function definition.
6861 (bfin_secondary_reload): Mark IN_P argument as unused.
6863 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
6865 PR tree-optimization/31343
6866 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
6867 (build_polynomial_chrec): Return a scalar when the evolution is zero.
6868 * testsuite/gcc.dg/vect/pr31343.c: New.
6870 2007-04-10 Eric Christopher <echristo@apple.com>
6872 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
6873 * config/i386/i386.md (*cmpfp0): Use.
6874 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6875 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6876 (fix_trunc<mode>_i386_fisttp): Ditto.
6877 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6878 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6879 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6880 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6881 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6882 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6883 (unnamed_splitters): Ditto.
6884 * config/i386/i386.c (output_fix_trunc): Assert that
6885 we're not being passed a TFmode operand.
6887 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
6889 PR tree-optimization/31526
6890 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
6891 n_basic_blocks to find newly added blocks.
6893 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
6895 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
6897 (fix_trunc<mode>si_sse): Ditto.
6898 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
6899 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
6900 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
6901 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
6902 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
6903 expander using SSEMODEF mode macro.
6904 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
6905 expander using SSEMODEF mode macro.
6906 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
6907 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
6908 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
6909 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
6910 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
6911 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
6912 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
6913 Macroize insn using X87MODEF mode macro.
6915 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
6917 * config/i386/sse.md (sse2_pinsrw): Removed.
6918 (sse2_pextrw): Renamed to ...
6919 (*sse2_pextrw): This.
6921 2007-04-09 Jan Hubicka <jh@suse.cz>
6924 * config/i386/sse.md
6925 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
6926 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
6927 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
6928 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
6930 2007-04-09 Jan Hubicka <jh@suse.cz>
6932 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
6933 multiple fields of union.
6935 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
6937 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
6938 (create_preheaders): Check that loops are available.
6939 (fix_loop_structure): Clean up, improve comments.
6940 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
6941 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
6943 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
6944 * predict.c (tree_estimate_probability): Do not call
6945 calculate_dominance_info. Call create_preheaders.
6946 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
6947 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
6949 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
6950 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
6951 * tree-cfg.c (tree_split_edge): Make an assert more precise.
6952 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
6955 2007-04-08 Jan Hubicka <jh@suse.cz>
6957 * tree.h (maybe_fold_offset_to_component_ref): Declare.
6958 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
6959 * fold-const.c (fold_unary): Use it.
6961 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6963 * varasm.c (assemble_variable): Remove call to
6964 lang_hooks.decls.prepare_assemble_variable.
6965 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
6966 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
6967 * langhooks.h (lang_hooks_for_decls): Remove
6968 prepare_assemble_variable.
6970 2007-04-08 Mike Stump <mrs@apple.com>
6972 * config/i386/i386.c: Use inc/dec on Core2.
6974 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
6976 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
6977 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6978 lhd_tree_inlining_end_inlining): Remove.
6979 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
6980 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
6982 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
6983 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6984 lhd_tree_inlining_end_inlining): Remove prototypes.
6985 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
6986 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
6987 LANG_HOOKS_TREE_INLINING_START_INLINING,
6988 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
6990 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
6993 2007-04-08 Anatoly Sokolov <aesok@post.ru>
6996 * config/avr/predicates.md (io_address_operand): Delete predicate.
6997 (low_io_address_operand): Don't use 'mode' argument.
6998 (higth_io_address_operand): Rename ...
6999 (high_io_address_operand): ... to this. Don't use 'mode' argument.
7000 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
7003 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
7005 Revert change removing staticp.
7007 2007-04-07 Anatoly Sokolov <aesok@post.ru>
7010 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
7013 2007-04-07 Bruce Korb <bkorb@gnu.org>
7015 * c.opt: Add -Wformat-contains-nul.
7016 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
7018 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
7019 the NUL byte warning.
7021 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
7023 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
7025 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
7027 * tree.c (staticp): No longer use staticp langhook.
7028 * langhooks.c (lhd_staticp): Removed.
7029 * langhooks.h (struct lang_hooks): Remove staticp.
7030 * c-common.c (c_staticp): Remove.
7031 * c-common.h (c_staticp): Ditto.
7032 * langhooks-defs.h (lhd_staticp): Ditto.
7033 (LHD_HOOKS_STATICP): Ditto
7034 * tree.h (gcc_assert_lowered): New macro.
7036 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
7038 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
7039 argument "reliable".
7040 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
7041 Add argument "reliable". Propagate it through calls.
7042 (infer_loop_bounds_from_undefined): Derive number of iterations
7043 estimates from references in blocks that do not dominate loop latch.
7044 (gcov_type_to_double_int): New function.
7045 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
7046 and expected_loop_iterations_unbounded.
7047 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
7048 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
7049 * tree-data-ref.c (estimated_loop_iterations): Export.
7050 (get_references_in_stmt): Fix -- do not return addresses of local
7052 * cfgloop.h (expected_loop_iterations_unbounded,
7053 estimated_loop_iterations): Declare.
7055 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7057 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7059 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
7061 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
7062 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
7063 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
7064 Use output_387_reg_move().
7065 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
7066 expander using X87MODEF12 mode macro.
7067 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
7068 choosing register preferences. Use output_387_reg_move().
7069 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
7070 instead of "x". Use output_387_reg_move().
7071 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
7072 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
7073 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
7074 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
7075 Use output_387_reg_move().
7076 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
7078 (*truncxf?f_i387 splitter): Ditto.
7080 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
7082 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7083 LANG_HOOKS_SAFE_FROM_P.
7084 * expr.c (safe_from_p): Remove langhook call.
7085 * langhooks.h (lang_hooks): Remove safe_from_p.
7086 (lhd_safe_from_p): Remove prototype.
7087 * langhooks.c (lhd_safe_from_p): Remove.
7089 2007-04-06 Jan Hubicka <jh@suse.cz>
7091 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
7094 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
7096 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
7097 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
7098 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
7099 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
7101 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
7102 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
7104 2007-04-05 Richard Henderson <rth@redhat.com>
7106 * config/alpha/alpha.c (print_operand) [+]: Remove.
7107 (alpha_end_function): Print nop if call at end of function.
7108 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
7109 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
7110 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
7111 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
7112 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
7113 the call pattern. Update peepholes to match.
7115 2007-04-05 Janis Johnson <janis187@us.ibm.com>
7117 * doc/extend.texi (Other Builtins): Add decimal float variants
7119 * builtins.def: Ditto.
7120 * builtins.c (expand_builtin): Ditto.
7122 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
7123 H.J. Lu <hongjiu.lu@intel.com>
7126 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
7127 of V8HImode when calling ix86_binary_operator_ok.
7128 (sse2_pmaddwd): Call ix86_binary_operator_ok.
7129 (sdot_prodv8hi): Operands 1 and 2 must be register.
7131 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7133 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7134 initialize align to silence bogus warning.
7136 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7139 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7141 (struct sra_walk_fns): Remove use_all parameter from use.
7142 (sra_hash_tree): Handle BIT_FIELD_REFs.
7143 (sra_elt_hash): Don't hash bitfld blocks.
7144 (sra_elt_eq): Skip them in parent compares as well. Handle
7146 (sra_walk_expr): Don't maintain or pass down use_all_p.
7147 (scan_use): Remove use_all parameter.
7148 (scalarize_use): Likewise. Re-expand assignment to
7149 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7150 output, and re-scalarize after output. Don't mark anything
7152 (scalarize_ldst): Adjust.
7153 (scalarize_walk_gimple_modify_statement): Likewise.
7154 (build_element_name_1): Handle BIT_FIELD_REFs.
7155 (instantiate_element): Don't warn for any element whose parent
7157 (instantiate_missing_elements_1): Return the sra_elt.
7158 (canon_type_for_field): New.
7159 (try_instantiate_multiple_fields): New.
7160 (instantiate_missing_elemnts): Use them.
7161 (mark_no_warning): Removed.
7162 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7163 (REPLDUP, sra_build_elt_assignment): New.
7164 (generate_copy_inout): Use them.
7165 (generate_element_copy): Likewise. Handle bitfld differences.
7166 (generate_element_zero): Don't recurse for blocks. Use
7167 sra_build_elt_assignment.
7168 (generate_one_element_int): Take elt instead of var. Use
7169 sra_build_elt_assignment.
7170 (generate_element_init_1): Adjust.
7171 (scalarize_use, scalarize_copy): Use REPLDUP.
7172 (scalarize_ldst): Move assert before dereference.
7173 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7175 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
7177 * regmove.c: Fix unused variable warnings due to previous commit.
7179 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
7181 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
7182 (regmove_bb_head): Remove.
7183 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
7184 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
7185 problems with fixup_match_1.
7186 Don't initialize/free regmove_bb_head.
7188 (reg_is_remote_constant_p): If an insn is in the same basic block
7189 but not before INSN, consider it remote, too.
7191 2007-04-05 Anatoly Sokolov <aesok@post.ru>
7194 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
7195 DECL_ASSEMBLER_NAME, not the DECL_NAME.
7197 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
7199 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
7200 (CONDITIONAL_REGISTER_USAGE): Likewise.
7202 2007-04-04 Richard Henderson <rth@redhat.com>
7204 * config/alpha/lib1funcs.asm: Remove unused file.
7206 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7209 * opts.c (print_specific_help): Fix --help=<language>
7211 (common_handle_option): Support --help=common.
7213 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7216 * gcc.c (main): Do not run the linker if
7217 print_subprocess_help indicates that it shouldn't be
7220 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7223 * doc/invoke.texi (--help=): Document <languages> value, fix
7224 formatting in tables of values.
7226 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
7228 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
7229 dllimport attribute of virtual methods.
7231 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
7233 * config/score/crti.asm: Change _bss_start to __bss_start.
7234 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
7235 (OUTGOING_REG_PARM_STACK_SPACE) update.
7236 * config/score/score.opt: add options to make backend support
7237 score5, score5u, score7 and score7d.
7238 * config/score/score.md: Likewise.
7239 * config/score/misc.md: Likewise.
7240 * config/score/mac.md: Likewise.
7241 * doc/invoke.texi: Likewise.
7242 * doc/md.texi: update constraints define.
7244 2007-04-03 Richard Henderson <rth@redhat.com>
7246 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
7247 an appropriate type, use the mode instead.
7249 2007-04-03 Richard Sandiford <richard@codesourcery.com>
7251 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
7252 Set the default --with-arch setting to mips2.
7253 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
7254 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
7255 (MULTILIB_OSDIRNAMES): Delete.
7256 (MULTILIB_DIRNAMES): Define.
7257 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
7258 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
7259 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
7260 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
7261 VXWORKS_OS_CPP_BUILTINS.
7262 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
7263 (MIPS_DEBUGGING_INFO): Undefine.
7264 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
7266 2007-04-03 Jakub Jelinek <jakub@redhat.com>
7269 * fold-const.c (native_encode_real): Encode real.c provided longs
7270 as a series of 32-bit native integers.
7271 (native_interpret_real): Interpret buffer as a series of 32-bit
7274 2007-04-03 Richard Guenther <rguenther@suse.de>
7276 * genpreds.c (write_insn_constraint_len): Write function
7277 optimized for CONSTRAINT_LEN implementation.
7278 (write_tm_preds_h): Output insn_constraint_len inline and
7279 use it for CONSTRAINT_LEN.
7280 (write_insn_preds_c): Don't output insn_constraint_len.
7281 * doc/md.texi (define_register_constraint): Document multi-letter
7282 constraints shall have the same length if they start with the same
7285 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
7288 * config/i386/i386.md (isinf<mode>2): Expand only when
7289 TARGET_C99_FUNCTIONS is set.
7291 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
7293 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
7294 (x86_64-*-linux*): Ditto.
7295 * config/i386/i386.opt (mpc): New option.
7296 * config/i386/i386.c (overrride_options): Handle
7297 ix87_precision_string.
7298 * config/i386/crtprec.c: New file.
7299 * config/i386/t-crtpc: Ditto.
7300 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
7302 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
7303 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7304 crtprec32.o, crtprec64.o and crtprec80.o.
7306 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
7308 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
7310 2007-04-02 Eric Christopher <echristo@apple.com>
7312 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
7313 limitations on darwin.
7315 2007-04-02 Anatoly Sokolov <aesok@post.ru>
7318 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
7320 2007-04-02 Dave Korn <dave.korn@artimi.com>
7322 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
7324 2007-04-02 Dave Korn <dave.korn@artimi.com>
7326 * libgcc2.h (exception_descriptor): Don't forward-declare.
7327 (__get_eh_table_language, __get_eh_table_version): Delete
7328 prototypes of long-dead functions.
7330 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
7332 * ebitmap.h: New file
7333 * ebitmap.c: New file
7334 * Makefile.in (ebitmap.o): New target.
7336 2007-04-01 Jan Hubicka <jh@suse.cz>
7338 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
7339 before very first instruction.
7341 2007-04-01 Jan Hubicka <jh@suse.cz>
7343 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
7344 waring on 64bit hosts.
7345 * bitmap.h: Fix typo in bitmap_head_def.
7347 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
7349 PR rtl-optimization/31391
7350 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
7351 into a DELETED_LABEL note, and the label is in an empty basic
7352 block, update BB_END as well as BB_HEAD.
7354 2007-04-01 Richard Henderson <rth@redhat.com>
7356 PR tree-optimization/31169
7357 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
7358 to varying if the range is outside [0, prec-1].
7360 2007-04-01 Richard Sandiford <richard@codesourcery.com>
7363 * config/mips/mips.md (load_const_gp): New insn.
7364 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
7365 the MIPS16 GP pseudo register if no_new_pseudos.
7366 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
7368 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7371 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
7373 (call_value): Likewise.
7375 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
7376 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7379 * doc/invoke.texi: (optimization options): Reword description
7380 of -ffast-math. Document its primary purpose.
7382 2007-03-31 Richard Guenther <rguenther@suse.de>
7384 * omp-low.c (splay-tree.h): Include.
7385 (lookup_decl): Replace splay-tree usage by pointer-map.
7386 (maybe_lookup_decl): Likewise.
7387 (new_omp_context): Likewise.
7388 (delete_omp_context): Likewise.
7389 * gimplify.c (splay-tree.h): Include.
7390 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
7392 (remap_ssa_name): Likewise.
7393 (remap_decl): Likewise.
7394 (remap_type_1): Likewise.
7395 (remap_type): Likewise.
7396 (copy_body_r): Likewise.
7397 (expand_call_inline): Likewise.
7398 (clone_body): Likewise.
7399 (copy_tree_r): Likewise.
7400 (remap_save_expr): Likewise.
7401 (unsave_r): Likewise.
7402 (unsave_expr_now): Likewise.
7403 (tree_function_versioning): Likewise.
7404 (build_duplicate_type): Likewise.
7405 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
7406 (struct copy_body_data): Replace splay-tree by pointer-map.
7407 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
7408 not $(SPLAY_TREE_H).
7409 (gimplify.o): Depend on $(SPLAY_TREE_H).
7410 (omp-low.p): Likewise.
7412 2007-03-31 Anatoly Sokolov <aesok@post.ru>
7414 * config/avr/predicates.md (even_register_operand,
7415 odd_register_operand): New predicates.
7416 * config/avr/avr.md (movw peephole2): New.
7417 (movw_r peephole2): New.
7419 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
7421 * tree.h (get_signed_or_unsigned_type): New.
7422 * fold-const.c (operand_equal_for_comparison_p): Use
7423 get_signed_or_unsigned_type instead of
7424 lang_hooks.types.signed_or_unsigned_type.
7425 * expr.c (store_expr): Ditto.
7426 * langhooks.c (get_signed_or_unsigned_type): New.
7427 (lhd_signed_or_unsigned_type): New.
7428 * langhooks.h (lhd_signed_or_unsigned_type): New.
7429 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
7431 2007-03-30 Richard Henderson <rth@redhat.com>
7433 * tree-ssa-loop-ivopts.c: Include target.h.
7434 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
7435 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
7436 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
7437 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
7439 2007-03-30 Richard Henderson <rth@redhat.com>
7440 Kai Tietz <kai.tietz@onevision.com>
7442 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
7444 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
7445 (TARGET_64BIT_MS_ABI): New.
7446 (DBX_REGISTER_NUMBER): Handle 64-bit.
7447 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
7448 (LONG_TYPE_SIZE): Force to 32.
7449 (REG_PARM_STACK_SPACE): New.
7450 (OUTGOING_REG_PARM_STACK_SPACE): New.
7451 (REGPARM_MAX, SSE_REGPARM_MAX): New.
7452 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7453 (STACK_BOUNDARY): Use 128 for 64-bit.
7454 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
7455 Add 64-bit implementation.
7456 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
7458 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
7459 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
7460 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
7461 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
7462 (ix86_handle_cconv_attribute): Don't warn when ignoring if
7463 TARGET_64BIT_MS_ABI.
7464 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
7465 (ix86_pass_by_reference): Likewise.
7466 (ix86_function_value_regno_p): Likewise.
7467 (ix86_build_builtin_va_list): Likewise.
7468 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
7469 (function_arg_advance_ms_64): New.
7470 (function_arg_advance): Call it.
7471 (function_arg_ms_64): New.
7472 (function_arg): Call it.
7473 (function_value_ms_64): New.
7474 (ix86_function_value_1): Call it.
7475 (return_in_memory_ms_64): New.
7476 (ix86_return_in_memory): Call it.
7477 (setup_incoming_varargs_ms_64): New.
7478 (ix86_setup_incoming_varargs): Call it.
7479 (ix86_expand_prologue): Handle 64-bit stack probing.
7480 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
7481 (output_pic_addr_const): Likewise.
7482 (x86_this_parameter): Likewise.
7483 (x86_output_mi_thunk): Likewise.
7484 (x86_function_profiler): Likewise.
7485 (TARGET_STRICT_ARGUMENT_NAMING): New.
7486 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
7487 (TARGET_64BIT_MS_ABI): New.
7488 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
7489 * config/i386/i386.md (allocate_stack_worker): Remove.
7490 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
7491 describe the clobber of eax without a match_scratch.
7492 (allocate_stack_worker_postreload): Remove.
7493 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
7494 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
7495 (allocate_stack_worker_rex64_postreload): Remove.
7496 (allocate_stack): Handle 64-bit.
7497 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
7498 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
7499 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
7500 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
7501 (STANDARD_STARTFILE_PREFIX_1): Likewise.
7502 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
7503 * config.build (x86_64-*-mingw*): New host.
7504 * config.host (x86_64-*-mingw*): New host.
7505 * config.gcc (x86_64-*-mingw*): New target.
7506 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
7508 2007-03-30 Richard Henderson <rth@redhat.com>
7509 Kai Tietz <kai.tietz@onevision.com>
7511 * c-pragma.c (struct def_pragma_macro_value): New.
7512 (struct def_pragma_macro): New.
7513 (pushed_macro_table): New.
7514 (dpm_hash, dpm_eq): New.
7515 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
7516 (init_pragma): Install them.
7517 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7519 2007-03-30 Anatoly Sokolov <aesok@post.ru>
7521 * config/avr/avr.c (avr_override_options): Clear
7522 'flag_delete_null_pointer_checks'.
7524 2007-03-30 Paolo Carlini <pcarlini@suse.de>
7527 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
7528 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
7529 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
7530 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
7531 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
7532 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
7533 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
7535 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
7537 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
7539 * regmove.c: Move all of pass_stack_adjustments from here...
7540 * combine-stack-adj.c: ...to this new file.
7541 * Makefile.in: Add rules for combine-stack-adj.o.
7543 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
7545 PR tree-optimization/31383
7546 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
7547 to have the same length.
7549 2007-03-30 Jan Hubicka <jh@suse.cz>
7552 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
7553 availablility; add more sanity checking; ask varpool only about
7556 2007-03-29 Richard Henderson <rth@redhat.com>
7558 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
7559 to decide, but __SIZEOF_LONG_LONG__.
7561 2007-03-29 Richard Henderson <rth@redhat.com>
7563 * emutls.c (struct __emutls_array): New.
7564 (emutls_destroy): Use it instead of casting element 0 from void*.
7565 (__emutls_get_address): Likewise.
7567 2007-03-29 Richard Henderson <rth@redhat.com>
7569 * varasm.c (initializer_constant_valid_p): Don't deny
7570 DECL_DLLIMPORT_P on functions.
7572 * config/i386/cygming.h: Remove function declarations.
7573 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
7574 (ASM_OUTPUT_LABELREF): Remove.
7575 (COMMON_ASM_OP): Remove.
7576 (ASM_OUTPUT_COMMON): Remove.
7577 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
7578 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
7579 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7580 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
7581 Rename from TARGET_ENCODE_SECTION_INFO.
7582 * config/i386/netware.h: Likewise.
7583 * config/i386/i386-protos.h: Update.
7584 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
7585 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
7586 (legitimate_constant_p): Reject dllimports.
7587 (dllimport_map, get_dllimport_decl): New.
7588 (legitimize_dllimport_symbol): New.
7589 (legitimize_address, ix86_expand_move): Use it.
7590 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
7591 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
7592 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
7593 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
7594 * config/i386/predicates.md (constant_call_address_operand): Only
7595 accept symbols; reject dllimport_p symbols.
7596 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
7597 i386_pe_maybe_record_exported_symbol.
7598 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
7599 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
7600 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
7601 trust the setting of DECL_DLLIMPORT_P.
7602 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
7603 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
7604 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
7605 tidy the argument scanning loop.
7606 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
7607 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
7608 (i386_pe_strip_name_encoding): Remove.
7609 (i386_pe_binds_local_p): New.
7610 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
7611 (i386_pe_output_labelref): Remove.
7612 (i386_pe_asm_output_aligned_decl_common): New.
7613 (i386_pe_maybe_record_exported_symbol): Rename from
7614 i386_pe_record_exported_symbol; check for dllexported symbols.
7616 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
7618 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
7619 add comment explaining why vsnprintf cannot be used.
7621 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
7623 PR tree-optimization/30666
7624 * tree.c (build_complex_type): When creating type names for DWARF2
7625 debug info, create TYPE_DECLs for TYPE_NAME instead of
7627 (build_common_tree_nodes_2): Use build_complex_type when building
7628 predefined complex types, to preserve canonical types.
7630 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
7632 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
7633 (noce_get_alt_condition): Look at it to determine whether to
7634 reverse the condition or not.
7635 (noce_get_condition): Substitute the truth for lies.
7636 (noce_find_if_block): Set the then_else_reversed field.
7638 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
7640 * config/fr30/fr30.md (movdi): Do not accept immediates as the
7641 destination of this insn.
7642 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
7643 than calling gen_rtx_SET directly. Use r0 to hold the value of
7644 'address + 4' rather than a stack based temporary which can be
7647 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7649 * config/s390/s390.c (s390_secondary_input_reload_class,
7650 s390_secondary_output_reload_class): Functions removed.
7651 (s390_secondary_reload): New function.
7652 (TARGET_SECONDARY_RELOAD): Target macro defined.
7653 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
7654 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
7655 * config/s390/s390.md ("reload_outti", "reload_outdi",
7656 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
7657 "reload_out<mode>"): Expanders removed.
7658 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
7659 "reload<mode>_nonoffmem_out"): Expanders added.
7661 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7663 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
7664 SRC->DEST replacement failed anyway.
7666 2007-03-28 Mike Stump <mrs@apple.com>
7668 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
7669 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
7670 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
7672 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7674 * config.gcc: Accept barcelona as a variant of amdfam10.
7675 * config/i386/i386.c (override_options): Likewise.
7676 * doc/invoke.texi: Likewise.
7678 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
7680 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
7681 offsets for BIT_FIELD_REF and COMPONENT_REF.
7683 2007-03-28 Richard Guenther <rguenther@suse.de>
7685 * tree.c (is_global_var): Move ...
7686 * tree-flow-inline.h (is_global_var): ... here.
7687 * tree.h (is_global_var): Remove declaration.
7689 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
7691 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
7693 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
7694 * config/i386/i386.c (ix86_tune_features): Initialize new
7696 * config/i386/predicates.md (promotable_binary_operator): Use
7697 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
7699 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
7702 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
7704 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
7706 * config/fr30/fr30.md (movsi_internal): Change destination
7707 constraint from m to V and add m to the end.
7709 2007-03-28 Christian Bruel <christian.bruel@st.com>
7711 * config/sh/sh.md (movsi_i): Fix type attribute.
7713 2007-03-28 Christian Bruel <christian.bruel@st.com>
7715 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
7716 (movsf_ie): Likewise.
7718 2007-03-28 Christian Bruel <christian.bruel@st.com>
7720 * config.gcc: Add sh4-300 to multilib.
7721 * config/sh/t-mlib-sh4-300: New file.
7723 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
7725 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
7726 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
7728 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
7729 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
7730 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
7731 "fixuns_trunctddi2"): Whitespace fix.
7733 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
7735 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
7736 the definition of struct sh_args.
7737 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
7738 CALL_COOKIE_INT_REG_GET): Likewise.
7740 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
7742 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
7743 transformations are applied successfully.
7745 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
7747 * tree.c (tree_contains_struct): Permit 512 tree codes.
7748 * tree.h (tree_contains_struct): Ditto.
7749 (MAX_TREE_CODES): Ditto.
7750 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
7751 SPARE member to store remaining padding bits.
7753 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7755 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
7758 2007-03-27 Janis Johnson <janis187@us.ibm.com>
7760 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
7761 * configure: Regenerate.
7763 * configure: Regenerate using the correct version of autoconf.
7765 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7767 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
7769 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
7770 regs to "__SP_L__" and "__SP_H__".
7772 2007-03-27 Richard Guenther <rguenther@suse.de>
7774 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
7775 computations with it with a HOST_WIDE_INT variable.
7777 2007-03-26 Mike Stump <mrs@apple.com>
7779 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
7780 objective-c-header, objective-c++-header and objc++-cpp-output
7782 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7784 2007-03-26 Richard Henderson <rth@redhat.com>
7787 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
7788 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
7789 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
7790 IX86_BUILTIN_PSRLQ128): New.
7791 (ix86_init_mmx_sse_builtins): Add them.
7792 (ix86_expand_builtin): Expand them.
7793 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
7794 operand 2 be TImode.
7795 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
7796 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
7797 _mm_srli_epi64): Mark __B const.
7798 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
7799 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
7800 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
7801 new two-vector shift builtins.
7803 2007-03-26 Ian Lance Taylor <iant@google.com>
7805 PR tree-optimization/31345
7806 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
7807 [+INF, +INF(OVF)] into VARYING.
7809 2007-03-26 Zack Weinberg <zackw@panix.com>
7811 * gengtype-parse.c: New file.
7812 * gengtype-yacc.y: Delete.
7813 * gengtype-lex.l: Don't include gengtype-yacc.h.
7814 Define YY_DECL and yyterminate appropriately for recursive
7815 descent parser. yylval is now a string out-parameter to yylex.
7816 (HWS, EOID): New shorthand.
7817 (IWORD): Add a couple more types.
7818 (yylex): Add a setup stanza. Remove the complex rules for
7819 detecting GTY'ed types and typedefs; replace with simple
7820 keyword detectors. Adjust everything for the changed
7821 definition of yylval. Ignore all pp-directives, not just #define.
7823 (parse_file): Rename yybegin; do not call yyparse.
7825 * gengtype.c (xasprintf): Export again.
7826 (this_file): New. Use everywhere __FILE__ was being used.
7827 (get_lang_bitmap): Special case types defined in gengtype.c.
7828 (do_typedef, new_structure): Suppress definition of certain types.
7829 (new_structure): Improve diagnostics of duplicate definitions.
7830 Make sure location_s is associated with input.h.
7831 (nreverse_pairs, define_location_structures): New functions.
7832 (main): Improve tagging of kludge types. Remove old kludges
7833 for input.h types; use define_location_structures.
7834 * gengtype.h: Update prototypes. Define token codes here.
7835 * Makefile.in: Remove all references to gengtype-yacc.
7836 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
7838 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
7839 add GTY((skip)) to the field that's only conditionally there.
7840 * doc/install.texi: Document that Bison is no longer required
7841 unless building treelang.
7843 * gengtype.c: Don't include gtyp-gen.h.
7844 (srcdir): Declare here.
7845 (base_files, lang_dir_names): Allocate dynamically.
7846 (gt_files, num_gt_files, num_lang_dirs): New globals.
7847 (measure_input_list, read_input_line, read_input_list)
7848 (set_lang_bitmap): New functions.
7849 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
7850 simplify, relying on read_input_list to set up the bitmaps.
7851 (main): Arguments are no longer unused. Check for correct number
7852 of command line arguments, set srcdir and srcdir_len, then call
7853 read_input_list, before doing anything else. No need to worry
7854 about duplicates in main loop.
7855 * configure.ac: Simplify the calculation of all_gtfiles.
7856 Put language tags in there. Don't set or substitute
7857 all_gtfiles_files_langs or all_gtfiles_files_frags.
7858 * Makefile.in: Revamp the way gengtype is invoked, now that it
7859 takes a file on its command line with a much simpler format.
7860 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
7861 (GTFILES): Remove duplicates and C source files.
7862 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
7863 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
7864 * configure: Regenerate.
7866 * gengtype.h: Remove all type definitions to gengtype.c; leave
7867 only definitions of options_p, type_p, and pair_p as opaque
7868 pointers. Update prototypes.
7869 * gengtype.c: Many type definitions moved here from gengtype.h.
7870 Consolidate type definitions at the top of the file.
7871 (xvasprintf): Delete.
7872 (xasprintf): Make static.
7873 (create_nested_pointer_option): Add 'next' parameter.
7874 (create_field_all, create_field_at): New functions.
7875 (create_field): Now a thin wrapper around create_field_all.
7876 (create_optional_field): Rename create_optional_field_ and add
7877 line argument. Original name is now a macro which supplies
7879 (oprintf): Use vsnprintf directly.
7880 (close_output_files): Use fatal rather than perror/exit.
7881 (note_def_vec, note_def_vec_alloc): Use create_field_at.
7882 (main): Set progname. Don't use exit.
7883 * gengtype-yacc.y (struct_fields): Use create_field_at.
7884 (option, optionseqopt): Delete.
7885 (optionseq): Consolidate productions from option here so we
7886 can use the first argument to create_option.
7888 * gengtype-lex.l: Distinguish unions from structures in the
7889 token type. Don't call find_structure; return the tag as a string.
7890 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
7891 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
7892 Reorganize typedef_struct production accordingly.
7893 Use create_nested_ptr_option.
7894 * gengtype.c (create_nested_ptr_option): New function.
7895 * gengtype.h: Declare it.
7897 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
7898 (string_type): Don't declare.
7899 (do_scalar_typedef): Declare.
7900 (create_scalar_type): Update prototype.
7901 * gengtype.c (string_type): Make static.
7902 (scalar_nonchar, scalar_char): New.
7903 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
7904 (resolve_typedef): Use scalar_nonchar for error recovery.
7905 (create_scalar_type): Remove name_len field. Return scalar_char
7906 or scalar_nonchar as appropriate.
7907 (adjust_field_type): Look at scalar_is_char boolean to decide whether
7909 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
7911 (main): Initialize scalar_char and scalar_nonchar before calling
7913 * gengtype-lex.l: Adjust for removal of second argument to
7914 create_scalar_type. Use yylval.s instead of yylval.t when
7916 * gengtype-yacc.y: Type of SCALAR is string. Call
7917 create_scalar_type from type:SCALAR rule. Adjust for removal of
7918 second argument to create_scalar_type.
7920 * vec.h: Remove all #if IN_GENGTYPE blocks.
7921 Add comment saying that changes may require adjustments to gengtype.
7922 * gengtype.c: Don't include coretypes.h or tm.h.
7923 Add comment to inclusion of errors.h.
7924 (note_def_vec, note_def_vec_alloc): New functions.
7925 * gengtype.h: Declare new functions.
7926 * gengtype-lex.l: Don't include coretypes.h.
7927 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
7929 (update_lineno): Remove unnecessary prototype.
7930 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
7931 (VEC rule): Just return VEC_TOKEN.
7932 * gengtype-yacc.y (VEC_TOKEN): New token type.
7933 (type): Add a production for VEC(a,b).
7934 * Makefile.in: Update dependencies.
7936 * gengtype-lex.l: Remove rules for parsing pointer-to-function
7937 typedefs that use the old PARAMS macro.
7939 * gengtype-lex.l: Remove all rules and states relating to yacc
7941 * gengtype-yacc.y: Similarly.
7942 * gengtype.c (note_yacc_type): Delete function.
7943 * gengtype.h: Update prototypes.
7945 2007-03-26 Joseph Myers <joseph@codesourcery.com>
7947 * tree-pretty-print.c (dump_generic_node): Report precision of
7948 unnamed integer types.
7950 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
7952 * ifcvt.c (noce_try_store_flag_constants): Don't check
7953 no_new_pseudos here.
7954 (noce_try_store_flag_constants): Don't check no_new_pseudos.
7955 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
7956 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
7957 noce_try_sign_mask): Likewise.
7958 (if_convert): Check no_new_pseudos here.
7960 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
7962 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
7963 (noce_get_condition): Handle new then_else_reversed argument.
7964 (noce_init_if_info): Remove, fold into noce_find_if_block.
7965 (noce_process_if_block): Take a struct noce_if_info as the
7966 argument. Don't set up one based on ce_if_info. Update pointer
7967 references accordingly.
7968 (cond_move_process_if_block): Likewise.
7969 (process_if_block): Removed.
7970 (find_if_block): Removed. Move functionality two new functions,
7971 noce_find_if_block and cond_exec_find_if_block.
7972 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
7973 blocks and the symmetric IF-ELSE-JOIN case.
7974 (cond_exec_find_if_block): Also new function mostly based on old
7975 find_if_block and process_if_block.
7976 (find_if_header): Replace find_if_block call with separately
7977 guarded calls to noce_find_if_block and cond_exec_find_if_block.
7978 (find_cond_trap): Update noce_get_condition call.
7979 (dead_or_predicable): Likewise.
7981 2007-03-26 Jakub Jelinek <jakub@redhat.com>
7983 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
7985 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
7986 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
7987 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
7988 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
7989 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
7990 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
7991 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
7992 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
7993 __builtin_ia32_psrad128 builtins.
7995 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
7997 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
7998 * config/i386/constraints.md
7999 (define_constraint "I"): Use IN_RANGE macro.
8000 (define_constraint "J"): Ditto.
8001 (define_constraint "K"): Ditto.
8002 (define_constraint "M"): Ditto.
8003 (define_constraint "N"): Ditto.
8004 (define_constraint "O"): Ditto.
8005 * config/i386/predicates.md
8006 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
8007 (define_predicate "const_0_to_3_operand"): Ditto.
8008 (define_predicate "const_0_to_7_operand"): Ditto.
8009 (define_predicate "const_0_to_15_operand"): Ditto.
8010 (define_predicate "const_0_to_63_operand"): Ditto.
8011 (define_predicate "const_0_to_255_operand"): Ditto.
8012 (define_predicate "const_1_to_31_operand"): Ditto.
8013 (define_predicate "const_2_to_3_operand"): Ditto.
8014 (define_predicate "const_4_to_7_operand"): Ditto.
8016 2007-03-25 David Edelsohn <edelsohn@gnu.org>
8018 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
8019 in SImode for save_world.
8020 * config/rs6000/altivec.md (save_world, restore_world): Convert to
8023 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
8025 PR tree-optimization/30784
8026 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
8029 2007-03-25 Revital Eres <eres@il.ibm.com>
8031 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
8032 Fold movement_possibility function into it.
8034 2007-03-25 David Edelsohn <edelsohn@gnu.org>
8036 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
8037 (load_macho_picbase_{si,di}): Convert to LR hard reg.
8038 (call_indirect_nonlocal_darwin64): Same.
8039 (call_nonlocal_darwin64): Same.
8040 (call_value_indirect_nonlocal_darwin64): Same.
8041 (call_value_nonlocal_darwin64): Same.
8042 (sibcall_nonlocal_darwin64): Same.
8043 (sibcall_value_nonlocal_darwin64): Same.
8044 (sibcall_symbolic_64): Same.
8045 (sibcall_value_symbolic_64): Same.
8046 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
8048 (rs6000_emit_load_toc_table): Same.
8049 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
8050 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
8056 (load_toc_v4_pic_si): Same
8057 (load_toc_v4_PIC_1): Same.
8058 (load_toc_v4_PIC_1b): Same.
8059 (call_indirect_aix{32,64}): Same.
8060 (call_value_indirect_aix{32,64}): Same.
8063 (call_local{32,64}): Same.
8064 (call_value_local{32,64}): Same.
8065 (call_indirect_nonlocal_aix{32,64}): Same.
8066 (call_nonlocal_aix{32,64}): Same.
8067 (call_value_indirect_nonlocal_aix{32,64}): Same.
8068 (call_value_nonlocal_aix{32,64}): Same.
8069 (call_indirect_nonlocal_sysv<mode>): Same.
8070 (call_nonlocal_sysv<mode>): Same.
8071 (call_value_indirect_nonlocal_sysv<mode>): Same.
8072 (call_value_nonlocal_sysv<mode>): Same.
8074 (sibcall_local{32,64}): Same.
8075 (sibcall_value_local{32,64}): Same.
8076 (sibcall_nonlocal_aix{32,64}): Same.
8077 (sibcall_value_nonlocal_aix{32,64}): Same.
8078 (sibcall_nonlocal_sysv<mode>): Same.
8079 (sibcall_value): Same.
8080 (sibcall_value_nonlocal_sysv<mode>): Same.
8082 2007-03-24 Paul Brook <paul@codesourcery.com>
8084 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
8085 * config/arm/linux-eabi.h: Remove legacy syscall hack.
8087 2007-03-24 Richard Henderson <rth@redhat.com>
8089 * config/ia64/constraints.md: New file.
8090 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
8091 satisfies_constraint_?.
8092 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
8093 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
8094 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
8095 ia64_output_mi_thunk): Likewise.
8096 (ia64_const_ok_for_letter_p): Remove.
8097 (ia64_const_double_ok_for_letter_p): Remove.
8098 (ia64_extra_constraint): Remove.
8099 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
8100 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
8101 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
8102 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
8103 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
8104 EXTRA_MEMORY_CONSTRAINT): Remove.
8105 * config/ia64/ia64.md: Include constriants.md. Replace
8106 CONST_OK_FOR_? with satisfies_constraint_?.
8108 2007-03-23 Michael Meissner <michael.meissner@amd.com>
8109 H.J. Lu <hongjiu.lu@intel.com>
8111 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
8113 (name macros): Use DPD_BID_NAME to convert names properly.
8115 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
8116 decimal floating point format.
8117 (init_floating_libfuncs): Change decimal functions so that they
8118 have a "bid_" prefix if the decimal system uses the BID format,
8119 and "dpd_" prefix if the decimal system uses the DPD format.
8120 (init_interclass_conv_libfuncs): Ditto.
8121 (init_intraclass_conv_libfuncs): Ditto.
8123 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
8124 using the BID format.
8126 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
8127 whether we are using the BID decimal format.
8128 * configure: Regenerate.
8130 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
8131 the compiler has decimal floating point enabled. Define
8132 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
8135 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
8136 using the BID format.
8138 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
8139 whether we are using the BID decimal format.
8140 * configure: Regenerate.
8142 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
8143 the compiler has decimal floating point enabled. Define
8144 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
8147 * doc/install.texi (--enable-decimal-float): Document BID and DPD
8148 options, and that it is enabled for i386/x86_64 systems.
8150 * Makefile.in (enable_decimal_float): New.
8152 (DECNUMINC): Add -I$(DECNUMFMT).
8153 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
8154 to $(DECNUMFMT) from $(DECNUM).
8156 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
8157 Substitute enable_decimal_float.
8158 * configure: Regenerated.
8161 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
8164 * configure.ac: Enable decimal float for x86_64-*-linux*.
8165 * configure: Regenerated.
8168 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
8169 decimal128ClearSign to flip and clear the sign bit in decimal128.
8170 (decimal_real_maxval): Set decimal128SetSign to set the sign
8173 2007-03-23 Ian Lance Taylor <iant@google.com>
8175 * fold-const.c (fold_binary): Correct warning for X - c >= X.
8177 2007-03-23 Ian Lance Taylor <iant@google.com>
8179 * tree-dump.c (dump_files): Correct comment.
8181 2007-03-23 Ian Lance Taylor <iant@google.com>
8183 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
8185 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
8187 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
8188 in cfglayout mode. Don't go into and out of cfglayout mode.
8189 Link the blocks in the order of the constructed traces.
8190 (rest_of_handle_tracer): Adjust call to tracer.
8191 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
8192 Don't go into cfglayout mode.
8193 (rtl_loop_done): Don't go out of cfglayout mode.
8194 * cfglayout.c (relink_block_chain): New function, split out from...
8195 (fixup_reorder_chain): ...here. Remove redundant checking.
8196 (cfg_layout_finalize): Don't clear the header, footer, and aux
8197 fields here, move the code to do so to relink_block_chain. Likewise
8198 for free_original_copy_tables.
8199 * rtl.h (tracer): Update prototype.
8200 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
8201 Assert we are in cfglayout mode. Don't go into and out of cfglayout
8202 mode. Use relink_block_chain to serialize the CFG according to the
8203 new basic block order. Move targetm.cannot_modify_jumps_p check from
8205 (gate_handle_reorder_blocks): ...to here.
8206 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
8208 (gate_duplicate_computed_gotos): ...to here.
8209 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
8210 something always changes when going into and out of cfglayout mode.
8211 Perform an expensive cfg cleanup while going into cfglayout mode.
8212 Always update liveness information on HAVE_conditional_execution
8213 targets. Reserialize the basic blocks and go out of cfglayout mode.
8214 * reg-stack.c: Include cfglayout.h.
8215 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
8216 the call to reorder_basic_blocks.
8217 * basic-block.h (reorder_basic_blocks): Update prototype.
8218 (relink_block_chain): New prototype.
8219 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
8221 2007-03-23 Joseph Myers <joseph@codesourcery.com>
8223 * config/mips/mips.md (type, hazard, *movdi_32bit,
8224 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
8225 *movhi_internal, *movqi_internal, *movsf_hardfloat,
8226 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
8227 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
8228 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
8230 (movcc): Change first xfer to multi.
8231 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
8232 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
8233 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
8234 config/mips/generic.md: Change reservations using "xfer" to use
8236 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
8237 using match_operand.
8238 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
8239 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
8241 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
8243 2007-03-22 Richard Henderson <rth@redhat.com>
8245 * config/i386/i386.c: Remove unnecessary function declarations.
8246 Move targetm definition, and all related macros, to the end of
8247 the file. Resort some functions to put definitions before uses.
8248 (ix86_attribute_table): Make static. Move to end of file.
8249 (ix86_gimplify_va_arg): Make static.
8251 2007-03-22 Richard Henderson <rth@redhat.com>
8253 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
8254 don't increase local_regparm with force_align_arg_pointer check.
8255 (ix86_function_sseregparm): Assert 32-bit.
8256 (type_has_variadic_args_p): New.
8257 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
8258 type_has_variadic_args_p.
8259 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
8260 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
8261 use memset instead. Do maybe_vaarg check first; skip attribute
8262 tests if true; skip attribute tests for 64-bit.
8263 (construct_container): Remove TARGET_DEBUG_ARG.
8264 (function_arg_advance_32, function_arg_advance_64): Split out ...
8265 (function_arg_advance): ... from here.
8266 (function_arg_32, function_arg_64): Split out ...
8267 (function_arg): ... from here.
8268 (ix86_pass_by_reference): Tidy.
8269 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
8270 (function_value_32): New, from parts of ix86_function_value
8271 and ix86_value_regno.
8272 (function_value_64): New, from parts of ix86_function_value
8273 and ix86_libcall_value.
8274 (ix86_function_value_1): New.
8275 (ix86_function_value, ix86_libcall_value): Use it.
8276 (return_in_memory_32, return_in_memory_64): Split out ...
8277 (ix86_return_in_memory): ... from here.
8278 (ix86_struct_value_rtx): Skip for 64-bit.
8279 (ix86_libcall_value, ix86_value_regno): Remove.
8280 (setup_incoming_varargs_64): Split out ...
8281 (ix86_setup_incoming_varargs): ... from here.
8282 (ix86_va_start): Remove TARGET_DEBUG_ARG.
8283 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
8284 * config/i386/i386-protos.h (ix86_function_value): Remove.
8285 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
8287 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8290 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
8291 infinities not supported, otherwise emit warning if -Woverflow. On
8292 underflow, emit warning if -Woverflow.
8293 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
8295 * real.h (real_from_string): Update declaration
8297 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
8298 Richard Henderson <rth@redhat.com>
8300 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
8301 * calls.c (compute_argument_block_size, expand_call,
8302 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
8303 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
8304 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
8305 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
8306 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
8307 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
8308 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
8309 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
8312 2007-03-22 Joseph Myers <joseph@codesourcery.com>
8314 * c-incpath.c (add_sysroot_to_chain): New.
8315 (merge_include_chains): Add sysroot argument. Call
8316 add_sysroot_to_chain if sysrooted.
8317 (register_include_chains): Update call to merge_include_chains.
8318 * doc/cppopts.texi: Document use of '=' in include directory
8321 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
8323 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
8324 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
8325 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
8326 insn pattern using X87MODEF12 mode macro.
8328 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
8330 * regmove.c (regmove_optimize): Use reg_mentioned_p
8331 instead of reg_overlap_mentioned_p for DST.
8333 2007-03-21 Mike Stump <mrs@apple.com>
8335 * c.opt: Fixup for Objective-C/C++.
8337 2007-03-21 Steve Ellcey <sje@cup.hp.com>
8339 * explow.c (convert_memory_address): Fold memory reference when
8340 POINTERS_EXTEND_UNSIGNED < 0
8342 2007-03-21 Richard Henderson <rth@redhat.com>
8345 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
8346 * config/i386/mmintrin.h (__m64): Likewise.
8347 * config/i386/xmmintrin.h (__m128): Likewise.
8349 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8351 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
8352 (VXWORKS_OS_CPP_BUILTINS): Define.
8353 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
8354 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
8356 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8358 * rtl.h (constant_pool_reference_p): Delete.
8359 (find_constant_src): Declare.
8360 * rtlanal.c (find_constant_src): New function.
8361 * simplify-rtx.c (constant_pool_reference_p): Delete.
8362 * config/i386/i386.md: Use find_constant_src instead of
8363 constant_pool_reference_p/avoid_constant_pool_reference pairs.
8365 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8367 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
8368 * c-cppbuiltin.c (c_cpp_builtins): Define them.
8370 2007-03-20 Mark Mitchell <mark@codesourcery.com>
8372 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
8373 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
8374 (arm_elf_asm_constructor): Use it.
8375 (arm_elf_asm_destructor): New function.
8377 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
8379 * jump.c (mark_jump_label): Treat SEQUENCE specially.
8381 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
8383 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
8385 2007-03-19 Andrew Haley <aph@redhat.com>
8387 PR tree-optimization/31264
8388 * tree-vrp.c (register_edge_assert_for_1): Don't look though
8391 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
8393 PR rtl-optimization/30907
8394 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
8395 (fwprop_init): Always call loop_optimizer_initialize.
8396 (fwprop_done): Always call loop_optimizer_finalize.
8397 (fwprop): We always have loop info now.
8398 (gate_fwprop_addr): Remove.
8399 (pass_fwprop_addr): Use gate_fwprop as gate.
8401 PR rtl-optimization/30841
8402 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
8403 df_chain_alloc): Call df_reorganize_refs unconditionally.
8404 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
8405 refs_organized to refs_organized_size.
8406 (df_ref_create_structure): Use refs_organized_size instead of
8407 bitmap_size if refs had been organized, and keep refs_organized_size
8409 * df.h (struct df_ref_info): Change refs_organized to
8410 refs_organized_size.
8411 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
8414 2007-03-19 Mark Mitchell <mark@codesourcery.com>
8416 * except.c (output_function_exception_table): Do not reference the
8417 EH personality routine for functions that do not require an
8420 2007-03-20 Jakub Jelinek <jakub@redhat.com>
8423 * c-typeck.c (convert_for_assignment): Call comptypes for
8424 RECORD_TYPE or UNION_TYPE.
8427 * reload1.c (reload): Do invalid ASM checking after
8428 cleanup_subreg_operands.
8430 2007-03-19 Jeff Law <law@redhat.com>
8432 * tree-cfg.c (find_taken_edge): Tighten conditions for
8433 optimizing computed gotos.
8435 2007-03-19 Michael Matz <matz@suse.de>
8437 * builtins.c (expand_builtin_sync_operation,
8438 expand_builtin_compare_and_swap,
8439 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
8442 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
8443 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
8446 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8448 * doc/tm.texi: Add brackets around the return type of
8449 TARGET_SECONDARY_RELOAD.
8451 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8452 Richard Guenther <rguenther@suse.de>
8454 PR tree-optimization/31254
8455 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8456 Use handled_component_p () where appropriate. Continue
8457 propagating into the rhs if we propagated into an INDIRECT_REF
8460 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8462 * config/s390/s390.md (op_type attribute): RRR instruction type added.
8463 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
8464 (xde, xdee): Mode attributes adjusted to support DFP modes.
8465 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
8466 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
8467 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
8468 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
8469 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
8470 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8471 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
8473 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
8474 "movsf"): Insn definitions removed.
8475 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
8476 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
8477 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
8479 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
8480 "reload_in<mode>", "reload_out<mode>"): Expander added.
8481 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
8484 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8486 * config/s390/s390.md: Only non-functional changes. Renamed
8487 FPR mode macro to BFP all over the file.
8489 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8491 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
8492 (op_type attribute): RRF instruction type added.
8493 (fT0): New mode attribute.
8494 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8495 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
8496 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
8497 no secondary memory is needed when moving DFmode values between GPRs
8500 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8502 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
8503 inverted and documentation adjusted.
8504 ("mhard-dfp", "msoft-dfp"): New options.
8505 * config/s390/s390.c (s390_handle_arch_option): New architecture
8507 (override_options): Sanity checks for the new options added.
8508 * config.gcc: New architecture switch: z9-ec.
8509 * config/s390/s390.h (processor_flags): PF_DFP added.
8510 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
8511 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
8512 when the bit is NOT set so remove it from the defaults.
8514 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8516 * genemit.c (main): Print include statement for dfp.h.
8517 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
8520 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8522 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
8524 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
8527 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
8530 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8532 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
8533 attr_length_call, output_call, output_indirect_call): Cleanup
8534 formatting of targetm calls.
8536 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8538 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
8540 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8542 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
8543 reservation, bypass and anti-bypass descriptions for these instructions.
8544 Update move patterns.
8545 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
8548 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
8550 * tree-vect-transform.c (get_initial_def_for_induction): Replace
8551 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
8552 (get_initial_def_for_reduction): Likewise.
8554 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
8556 Fix PR tree-optimization/29922
8557 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
8558 (get_representative): Removed.
8559 (value_dies_in_block_x): Update for rvuse removal.
8560 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
8561 (compute_antic_aux): Handle when PHI nodes appear in
8562 non-single-successors.
8563 (dump_bitmap_of_names): Removed.
8564 (compute_antic_safe): Renamed and removed rvuse calculation.
8565 Calculate only antic safe.
8566 (insert_into_preds_of_block): Remove assert.
8567 (execute_pre): Update for renamed functions.
8568 (defer_or_phi_translate_block): New function.
8570 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8572 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
8573 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
8575 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
8576 Follow spelling conventions.
8578 * tree-data-ref.h: Remove the prototype for analyze_array.
8580 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
8582 PR tree-optimization/31041
8583 * tree-vect-transform.c (get_initial_def_for_induction): Call
8584 force_gimple_operand.
8586 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
8588 * ipa-type-escape.c (look_for_casts) : Revert code to use
8589 handled_component_p due to ada test a-numaux.adb.
8591 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8593 * final.c (final_scan_insn): Alter the condition of a
8594 conditional trap if we have nonstandard CC.
8596 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8598 * configure.ac: Remove excess quoting from asm line 0 test.
8599 * configure: Rebuilt.
8601 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8603 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
8604 * c-common.c (convert_and_check): Move warning logic to...
8605 (warnings_for_convert_and_check): ...here. Define.
8606 * c-common.h (warnings_for_convert_and_check): Declare.
8608 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8610 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
8611 (output_call): Likewise.
8613 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8615 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
8617 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8619 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
8621 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
8623 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
8624 opteron, athlon-64 and athlon-fx processor_alias_table entries.
8626 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
8628 PR tree-optimization/31183
8629 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
8630 Use double_int instead of unsigned int for representing access_strides.
8631 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
8633 2007-03-16 Richard Guenther <rguenther@suse.de>
8635 PR tree-optimization/31146
8636 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
8637 to allow recursion of forward_propagate_addr_expr.
8638 (forward_propagate_addr_into_variable_array_index): Likewise.
8639 (forward_propagate_addr_expr): Likewise.
8640 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8641 (forward_propagate_addr_expr_1): Recurse on simple copies
8642 instead of propagating into them. Do so for useless conversions
8644 (forward_propagate_addr_expr): Clean up unused statements after
8647 2007-03-16 Richard Guenther <rguenther@suse.de>
8649 * builtins.c (expand_builtin_cexpi): Use the right argument
8650 for the expansion via cexp.
8652 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8654 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
8655 * configure: Rebuilt.
8657 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8660 * dwarf2out.c (force_type_die): Adjust comment.
8661 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
8663 2007-03-15 DJ Delorie <dj@redhat.com>
8665 * config/frv/predicates.md (minmax_operator): Don't check operands
8668 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8670 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
8671 Update constant estimates of number of iterations.
8672 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
8673 argument renamed to "realistic".
8674 (compute_estimated_nb_iterations): Removed.
8675 (record_niter_bound): New function.
8676 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
8677 call record_nonwrapping_iv with upper = false.
8678 (infer_loop_bounds_from_signedness): Pass upper argument to
8679 record_nonwrapping_iv.
8680 (estimate_numbers_of_iterations_loop): Do not call
8681 compute_estimated_nb_iterations. Record estimate based on profile
8682 information. Initialize the constant estimates of number of
8684 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
8686 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
8687 number of iterations is too small.
8688 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
8689 (EST_NOT_AVAILABLE): Removed.
8690 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
8691 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
8694 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8696 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
8697 Handle NE_EXPR guards.
8699 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8702 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
8703 Set also -pedantic-errors by default for the preprocessor unless
8704 -fpermissive is given.
8706 2007-03-15 Richard Guenther <rguenther@suse.de>
8710 * builtins.c (expand_builtin_cexpi): As a fallback if we
8711 don't have builtins for sincos or cexp create a function
8712 declaration for cexp and expand to a call to that.
8713 (expand_builtin_int_roundingfn): Always fall
8714 back to floor/ceil and its variants even if they may be
8717 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
8720 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
8721 jump tables, move the call to delete_dead_jumptables from here...
8722 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
8723 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
8724 don't allow merging of blocks that try_redirect_by_replacing_jump
8725 also does not handle when not optimizing.
8727 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8728 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8730 * config/i386/i386.md (x86_sahf_1): Correctly handle
8733 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8736 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
8737 x86_64_general_operand as operand[2] predicate. Remove "iF"
8738 from operand constraints and use "e" constraint instead.
8739 (*subti3_1, *subti3_1 splitter): Ditto.
8740 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
8741 operand[1] predicate.
8743 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
8745 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
8746 arrays, multiply the access strides by the size of the sub-array.
8747 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
8749 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8751 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
8752 the configured assembler supports the sahf mnemonic.
8753 * configure: Regenerate.
8754 * config.in: Regenerate.
8756 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
8757 emit "sahf" or ".byte\t0x9e" as asm template.
8759 2007-03-14 Michael Meissner <michael.meissner@amd.com>
8762 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
8763 option to replace hard coded TARGET_xxx in md file.
8764 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
8765 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8766 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
8767 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
8768 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
8769 (X86_TUNE_NOT_VECTORMODE): Ditto.
8770 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
8771 (TUNE_AVOID_VECTOR_DECODE): Ditto.
8772 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8773 (TUNE_SLOW_IMUL_IMM8): Ditto.
8774 (TUNE_MOVE_M1_VIA_OR): Ditto.
8775 (TUNE_NOT_UNPAIRABLE): Ditto.
8776 (TUNE_NOT_VECTORMODE): Ditto.
8778 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
8781 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
8782 tuning options instead of hard coded TARGET_xxx.
8783 (fix ssemode peephole2's): Ditto.
8784 (imul peephole2's): Ditto.
8786 (movdi_or_rex64): Ditto.
8787 (move peephole2): Ditto.
8788 (not peephole2's): Ditto.
8790 2007-03-14 Dirk Mueller <dmueller@suse.de>
8792 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
8793 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
8794 * c-parser.c (c_parser_if_body): Always add an empty statement in case
8796 * c-parser.c (c_parser_do_statement): Warn about empty body in
8798 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
8799 * doc/invoke.texi (-Wempty-body): Update documentation.
8801 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8804 * c-common.h (warn_for_div_by_zero): Declare.
8805 * c-common.c (warn_for_div_by_zero): Define.
8806 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
8809 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8811 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
8812 to PREFIX and STANDARD_PREFIX.
8814 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8815 Phil Edwards <phil@codesourcery.com>
8817 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
8818 (__gthread_once_t): Remove busy field for RTPs.
8819 (__GTHREAD_ONCE_INIT): Update accordingly.
8821 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8823 * doc/invoke.texi: Document VxWorks options.
8825 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8827 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
8829 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
8831 PR tree-optimization/30590
8832 * tree-nrv.c (tree_nrv): Check for the partial update of the
8835 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
8837 * flags.h (flag_random_seed): Remove declaration, in favor of...
8838 * toplev.h (get_random_seed, set_random_seed): ... these.
8839 * tree.c (get_file_function_name): Use the former.
8840 * opts.c (common_handle_option): Use the latter.
8843 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
8846 * cse.c (cse_find_path): Do not bail out if a basic block that
8847 we already visited now becomes part of a path that starts at a
8848 different basic block. Just disallow this, to make sure we
8849 visit each basic block at most once.
8851 2007-03-13 Jan Hubicka <jh@suse.cz>
8853 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
8854 when profile esitmate is present, calls with very low frequency are
8857 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
8859 PR tree-optimization/30730
8860 PR tree-optimization/26900
8861 * tree-ssa-loop-niter.c: Include gmp.h.
8863 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
8864 split_to_var_and_offset, determine_value_range,
8865 bound_difference_of_offsetted_base, refine_bounds_using_guard,
8866 bound_difference, bounds_add, bounds_negate,
8867 number_of_iterations_ne_max, dump_affine_iv): New functions.
8868 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
8869 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
8870 difference of initial and final value of control iv to validate
8872 (number_of_iterations_cond): Add loop parameter. Determine bounds
8873 on the difference of the extremes of the control iv. Add dumps.
8874 (expand_simple_operations): Handle phi nodes.
8875 (simplify_using_initial_conditions): Do not record used conditions.
8876 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
8877 Do not set additional_info.
8878 (implies_nonnegative_p, implies_ge_p): Removed.
8879 (derive_constant_upper_bound): Do not use parameter `additional'.
8880 (record_estimate): Parameter `additional' removed. Parameter
8881 `i_bound' added. Do not call derive_constant_upper_bound.
8882 (record_nonwrapping_iv): Use derive_constant_upper_bound to
8883 bound the number of iterations estimate.
8884 (estimate_numbers_of_iterations_loop): Pass the estimate from
8885 the number of iterations analysis to record_estimate.
8886 * tree.h (multiple_of_p): Declare.
8887 * tree-scalar-evolution.c (expression_expensive_p): Removed.
8888 (scev_const_prop): Do not check expression_expensive_p.
8889 * fold-const.c (multiple_of_p): Exported.
8890 * double-int.c (double_int_mask): Exported.
8891 * double-int.h (double_int_mask): Declare.
8892 * tree-flow.h (struct tree_niter_desc): Removed additional_info
8893 field. Added max field.
8895 2007-03-13 David Taylor <taylor@candd.org>
8898 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
8901 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8904 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
8905 two unamed patterns.
8907 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
8909 * config/i386/i386.opt (mcx16, msahf): New options.
8910 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
8911 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
8913 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
8914 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
8915 Output -mcx16 and -msahf options when corresponding bit is set.
8917 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
8920 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
8922 * configure.ac: Test for assembler tolerance to # 0 "".
8923 * configure, config.in: Rebuilt.
8924 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
8926 2007-03-13 Geoffrey Keating <geoffk@apple.com>
8928 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
8930 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
8931 (handle_syscall): Handle direct system calls.
8932 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
8934 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8936 * doc/invoke.texi: Fix cpp.info cross-reference.
8937 * doc/passes.texi: Fix gcc.info cross-reference.
8939 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
8941 PR tree-optimization/30835
8942 * lambda-code.c (can_convert_to_perfect_nest): Check whether
8943 bb_for_stmt is not NULL before accessing it.
8945 2007-03-12 Joseph Myers <joseph@codesourcery.com>
8947 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
8950 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8953 * doc/install.texi: Document --enable-stage1-languages
8955 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
8957 * tree-pass.h (pass_into_cfg_layout_mode,
8958 pass_outof_cfg_layout_mode): Declare.
8959 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
8960 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
8961 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
8962 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
8964 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
8966 * c-decl.c (warn_variable_length_array): New function.
8967 Refactored from grokdeclarator to handle warn_vla
8968 and handle unnamed array case.
8969 (grokdeclarator): Refactored VLA warning case.
8970 * c.opt (Wvla): New flag.
8971 * doc/invoke.texi (Wvla): New warning.
8973 2007-03-12 Richard Henderson <rth@redhat.com>
8975 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
8976 (TARGET_SECTION_TYPE_FLAGS): New.
8978 2007-03-12 Richard Henderson <rth@redhat.com>
8980 * config/darwin.c (machopic_reloc_rw_mask): New.
8981 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
8982 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
8984 2007-03-12 Mark Mitchell <mark@codesourcery.com>
8986 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
8987 * cppdefault.h (cpp_PREFIX): Document.
8988 (cpp_PREFIX_len): Likewise.
8989 (cpp_EXEC_PREFIX): New variable.
8990 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
8991 * c-incpath.c (add_standard_paths): Correct logic for relocating
8992 paths within prefix.
8994 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
8996 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
8997 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
8999 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
9000 fix_truncdfdi_sse using SSEMODEF mode macro.
9001 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
9002 fix_truncdfsi_sse using SSEMODEF mode macro.
9003 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
9004 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
9006 2007-03-12 Richard Sandiford <richard@codesourcery.com>
9008 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
9011 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
9013 * tree.h : Add multiple_of_p declaration.
9014 * fold-const.c (multiple_of_p): Make multiple_of_p public.
9015 * ipa-type-escape.c (results_of_malloc): Redundant.
9016 (visited_stmts): New. Visited stmt for walk_use_def_chains.
9017 (cast_type): Extended with new members.
9018 (check_cast): Returns cast_type.
9019 (cast): New structure for data of walk_use_def_chains.
9020 (is_malloc_result, is_cast_from_non_pointer_1,
9021 is_cast_from_non_pointer,
9022 is_array_access_through_pointer_and_index): New functions.
9023 (look_for_casts): Returns cast types.
9024 (check_call): Returns void.
9025 (okay_pointer_operation): Use support of pointer plus index,
9026 pointer plus constant and allow all multiplications.
9028 2007-03-11 Richard Guenther <rguenther@suse.de>
9030 PR tree-optimization/31115
9031 * tree-vrp.c (extract_range_from_binary_expr): Make sure
9032 the shift count is positive and non-anti-range for RSHIFT_EXPR.
9033 A shift count of zero is not special as with *_DIV_EXPR.
9034 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
9037 2007-03-11 Ian Lance Taylor <iant@google.com>
9039 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
9040 the *_DIV_EXPR codes correctly with overflow infinities.
9042 2007-03-11 Ira Rosen <irar@il.ibm.com>
9044 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
9045 indicate success/failure of the analysis. Add negation to subtrahend
9046 in case of subtraction. Fail if both operands contain constants.
9047 (create_data_ref): Fail if analyze_offset fails.
9049 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
9051 * config/i386/i386.md (frndintxf2): Rename to ...
9052 (rintxf2): ... this. Remove expander having same name.
9053 (rintsf2, rintdf2): Implement using SSEMODEF macro.
9054 (roundsf2, rounddf2): Ditto.
9055 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
9056 (lround<mode>di2, lround<mode>si2): Ditto.
9058 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
9060 * lower-subreg.c: Include except.h.
9061 (decompose_multiword_subregs): Verify that the only control flow
9062 insns we can split are loads to multi-words pseudos.
9063 Handle breaking such blocks after splitting, instead of calling
9064 find_many_sub_basic_blocks.
9066 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
9067 on the new basic block. Add a lengthy comment explaining why we
9068 thought this was necessary.
9069 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
9071 2007-03-10 Mark Mitchell <mark@codesourcery.com>
9074 * tree.c (walk_type_fields): Recurse into the element type of
9075 ARRAY_TYPEs if there is a pointer set.
9077 2007-03-10 Dirk Mueller <dmueller@suse.de>
9079 * c-common.c (warn_logical_operator): Fix condition.
9081 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
9083 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
9085 * config/darwin.c (machopic_select_section): Remove superfluous
9086 argument in call to categorize_decl_for_section. Remove unused
9089 2007-03-10 Joseph Myers <joseph@codesourcery.com>
9091 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
9093 * configure: Regenerate.
9095 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
9098 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
9099 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
9100 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
9101 Add LABEL_NUSES to emitted label.
9102 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
9103 branch probability value to emitted jump insn.
9104 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
9105 Do not check life information and do not re-arrange input operands
9106 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
9108 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
9110 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
9111 the change of decode_asm_operands.
9113 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
9115 * mode-switching.c (create_pre_exit): Skip blockage insn.
9117 2007-03-09 Diego Novillo <dnovillo@redhat.com>
9119 * tree-pass.h (TODO_update_smt_usage): Remove.
9121 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9125 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9127 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
9128 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
9129 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
9132 2007-03-09 Geoffrey Keating <geoffk@apple.com>
9134 * gcc.c: Document %{, in big comment at top.
9135 (input_suffix_matches): Remove special handling for .s and
9137 (input_spec_matches): New.
9138 (handle_braces): Handle %{,.
9139 (validate_switches): ',' indicates a value which is not a switch.
9140 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
9141 to detect assembler input.
9142 * config/i386/sol2.h (CPP_SPEC): Likewise.
9143 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
9144 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
9145 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
9146 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
9147 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
9148 -m64 causes deployment target to default to 10.5.
9149 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9151 2007-03-09 Richard Henderson <rth@redhat.com>
9154 * target.h (targetm.asm.out.reloc_rw_mask): New.
9155 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
9156 (TARGET_ASM_OUT): Use it.
9157 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
9158 * varasm.c (categorize_decl_for_section): Remove shlib argument;
9159 use the new reloc_rw_mask target hook instead.
9160 (default_section_type_flags_1): Merge into...
9161 (default_section_type_flags): ... here.
9162 (decl_readonly_section_1): Merge into...
9163 (decl_readonly_section): ... here.
9164 (default_elf_select_section_1): Merge into...
9165 (default_elf_select_section): ... here.
9166 (default_unique_section_1): Merge into...
9167 (default_unique_section): ... here.
9168 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
9169 (default_select_rtx_section): Use it.
9170 (default_elf_select_rtx_section): Likewise.
9171 * output.h: Update to match.
9172 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
9173 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
9174 (TARGET_ASM_RELOC_RW_MASK): New.
9175 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
9176 to categorize_decl_for_section.
9177 (x86_64_elf_unique_section): Likewise.
9178 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
9179 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
9180 (TARGET_ASM_RELOC_RW_MASK): New.
9181 * config/ia64/ia64.c (ia64_rwreloc_select_section,
9182 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
9183 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
9184 (TARGET_RWRELOC): Remove.
9185 (ia64_section_type_flags): Adjust call to default_section_type_flags.
9186 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
9187 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
9188 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
9189 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
9190 (rs6000_xcoff_select_section): Use decl_readonly_section.
9191 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
9192 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
9193 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
9194 (TARGET_SECTION_TYPE_FLAGS): Remove.
9195 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
9197 2007-03-09 Roger Sayle <roger@eyesopen.com>
9199 * fold-const.c (fold_comparison): Remove compile-time evaluation of
9200 complex constant equality/inequality comparisons for here.
9201 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
9202 known at compile-time or can be simplified to a scalar comparison.
9203 (fold_relational_const): Move compile-time evaluation of complex
9204 constant equality/inequality comparisons to here.
9206 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9208 PR rtl-optimization/30643
9209 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
9211 (fold_rtx): Recurse, like before 2006-11-03.
9213 2007-03-09 DJ Delorie <dj@redhat.com>
9215 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
9218 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
9220 PR tree-optimization/30375
9221 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
9222 LHS of statements is not the same.
9223 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
9225 2007-03-09 Chao-ying Fu <fu@mips.com>
9227 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
9229 * doc/invoke.texi (-mdspr2): Document new option.
9230 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
9231 New unspec for DSP REV 2.
9232 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
9233 these instructions are extended in DSP REV 2.
9234 (mips-dspr2.md): Include.
9235 * config/mips/mips.opt (mdspr2): New option.
9236 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
9237 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
9238 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
9239 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
9240 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
9241 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
9242 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
9244 (bdesc_map): Add one field of unsupported_target_flags.
9245 (bdesc_arrays): Update entries to have extra fields. Add
9247 (mips_init_builtins): Initialize new function types.
9248 Check unsupported_target_fileds to filter out builtins.
9249 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
9251 (ASM_SPEC): Pass mdspr2 to the assembler.
9252 * config/mips/mips-dspr2.md: New file.
9254 2007-03-09 Sa Liu <saliu@de.ibm.com>
9256 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
9258 2007-03-09 Ian Lance Taylor <iant@google.com>
9260 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
9261 argument) like -Wstrict-overflow=2.
9262 * doc/invoke.texi (Warning Options): Update documentation.
9264 2007-03-09 Dirk Mueller <dmueller@suse.de>
9267 * doc/invoke.texi (-Wlogical-op): Document.
9268 * common.opt (-Wlogical-op): New.
9269 * c-common.h (warn_logical_operator): Declare.
9270 * c-common.c (warn_logical_operator): Define.
9271 * c-typeck.c (parser_build_binary_op): Call
9272 warn_logical_operator.
9274 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9276 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
9277 * final.c (final_scan_insn): Test for non-"" file name.
9279 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
9281 * doc/loop.texi: Document the Omega linear constraints solver.
9282 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
9283 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
9284 omega-hash-table-size, omega-max-keys, and
9285 omega-eliminate-redundant-constraints.
9286 * tree-pass.h (pass_check_data_deps): Declared.
9289 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
9290 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
9291 pass_check_data_deps): New.
9292 * tree-data-ref.c (init_data_ref): Remove declaration.
9293 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
9294 (analyze_array): Renamed init_array_ref, move up initializations.
9295 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
9296 Removed arguments that are set to NULL.
9297 (analyze_indirect_ref): Correct indentation, correct call to
9299 (object_analysis): Call init_array_ref instead of analyze_array.
9300 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
9301 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
9302 of DR_ACCESS_FNS_ADDR.
9303 (init_omega_eq_with_af, omega_extract_distance_vectors,
9304 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
9305 ddr_consistent_p): New.
9306 (compute_affine_dependence): Check consistency of ddrs when
9307 flag_check_data_deps is passed.
9308 (analyze_all_data_dependences): Uncomment.
9309 (tree_check_data_deps): New.
9310 * tree-data-ref.h: Include omega.h.
9311 (DR_ACCESS_FNS_ADDR): Removed.
9312 (data_dependence_relation): Add inner_loop.
9313 (DDR_INNER_LOOP): New.
9314 * common.opt (fcheck-data-deps): New.
9315 * tree-flow.h (tree_check_data_deps): Declare.
9316 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
9317 (OBJS-common): Depend on omega.o.
9319 * passes.c (pass_check_data_deps): Scheduled.
9320 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
9321 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
9322 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
9323 PARAM_VECT_MAX_VERSION_CHECKS,
9324 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
9326 2007-03-09 Richard Guenther <rguenther@suse.de>
9328 PR tree-optimization/30904
9330 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
9331 the same way as *_DIV_EXPR.
9333 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9335 * recog.c (decode_asm_operands): No mixed declarations and code.
9337 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9339 * rtl.def (ASM_INPUT): Add location.
9340 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
9341 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
9342 (decode_asm_operands): Add loc operand.
9343 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
9344 * stmt.c (expand_asm): Rename to...
9345 (expand_asm_loc): ... this. Add locus argument. Pass it on to
9346 gen_rtx_ASM_INPUT_loc.
9347 (expand_asm_expr): Adjust.
9348 * recog.c (decode_asm_operands): Add loc operand.
9349 (check_asm_operands, extract_insn): Adjust.
9350 * reload1.c (maybe_fix_stack_asms): Likewise.
9351 * final.c (asm_insn_count): Likewise.
9352 (final_scan_insn): Output # line before and after asm.
9354 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
9356 * tree-ssa-structalias.c (variable_info): Remove
9358 (new_var_info): Ditto.
9359 (shared_bitmap_info_t): New structure.
9360 (shared_bitmap_table): New variable.
9361 (shared_bitmap_hash): New function.
9362 (shared_bitmap_eq): Ditto
9363 (shared_bitmap_lookup): Ditto.
9364 (shared_bitmap_add): Ditto.
9365 (merge_smts_into): Change to take bitmap directly.
9366 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
9367 (init_alias_vars): Init shared bitmap hashtable.
9368 (delete_points_to_sets): Delete shared bitmap hashtable.
9369 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
9370 is_aliased removal as a change that was still necessary was
9373 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
9375 * config/i386/i386.h (override_options): Conditionally disable
9376 x86_sahf for 64bit targets only.
9378 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9381 * c-decl.c (merge_decls): Don't call make_var_volatile.
9382 * varasm.c (make_var_volatile): Remove.
9383 * output.h (make_var_volatile): Remove.
9385 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
9387 PR tree-optimization/31085
9388 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
9390 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9392 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
9393 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
9394 ATTR_CONST_NOTHROW_LIST.
9396 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9399 2007-03-08 Diego Novillo <dnovillo@redhat.com>
9401 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
9403 2007-03-08 Geoffrey Keating <geoffk@apple.com>
9406 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
9408 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
9409 passed, use shared libgcc.
9411 2007-03-08 Roger Sayle <roger@eyesopen.com>
9413 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
9414 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9415 (honor_protect_cleanup_actions, lower_try_finally_switch):
9417 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
9418 ifc_temp_var): Likewise.
9419 * tree-inline.c (setup_one_parameter): Likewise.
9420 * tree-mudflap.c (mf_decl_cache_locals,
9421 mf_build_check_statement_for): Likewise.
9422 * tree-nested.c (init_tmp_var, save_tmp_var,
9423 finalize_nesting_tree_1): Likewise.
9424 * tree-outof-ssa.c (insert_copy_on_edge,
9425 insert_backedge_copies): Likewise.
9426 * tree-profile.c (tree_gen_edge_profiler,
9427 tree_gen_ic_profiler): Likewise.
9428 * tree-scalar-evolution.c (scev_const_prop): Likewise.
9429 * tree-sra.c (sra_build_assignment): Likewise.
9430 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
9431 * tree-ssa-math-opts.c (insert_reciprocals,
9432 execute_cse_sincos_1): Likewise.
9433 * tree-tailcall.c (adjust_accumulator_values,
9434 adjust_return_value): Likewise.
9435 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
9436 * tree-vect-transform.c (vect_create_data_ref_ptr,
9437 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
9438 vect_create_epilog_for_reduction, vectorizable_reduction,
9439 vectorizable_call, vectorizable_conversion,
9440 vectorizable_assignment, vectorizable_operation,
9441 vectorizable_type_demotion, vect_gen_widened_results_half,
9442 vect_permute_store_chain, vectorizable_store,
9443 vect_setup_realignment, vect_permute_load_chain,
9444 vectorizable_load, vectorizable_condition,
9445 vect_create_cond_for_align_checks): Likewise.
9446 * tree-vrp.c (build_assert_expr_for): Likewise.
9448 2007-03-08 Ian Lance Taylor <iant@google.com>
9450 * tree-vrp.c: Include "intl.h".
9451 (usable_range_p): New static function.
9452 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
9453 overflowed values, juts set *strict_overflow_p.
9454 (compare_values): Only return -2 if one of the operands is not a
9456 (compare_ranges): Call usable_range_p.
9457 (compare_range_with_value): Likewise.
9458 (vrp_evaluate_conditional_warnv): Rename from
9459 vrp_evaluate_conditional. Make static. Change all callers.
9460 (vrp_evaluate_conditional): New function.
9461 (simplify_div_or_mod_using_ranges): Issue warning about reliance
9463 (simplify_abs_using_ranges): Likewise.
9464 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
9465 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
9466 within_stmt parameter.
9467 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9468 vrp_evaluate_conditional.
9469 * tree-ssa-threadedge.c
9470 (record_temporary_equivalences_from_stmts_at_dest): Change
9471 simplify parameter to take a second tree parameter.
9472 (simplify_control_stmt_condition): Likewise.
9473 (thread_across_edge): Likewise.
9474 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9475 (thread_across_edge): Likewise.
9476 * Makefile.in (tree-vrp.o): Depend upon intl.h.
9478 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
9480 * config/i386/i386.h (TARGET_SAHF): New define.
9481 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
9482 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
9483 (x86_sahf): New global variable.
9484 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
9485 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
9486 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
9487 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
9489 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
9490 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
9491 when expanding fcomi/sahf based tests.
9492 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
9493 expanding sahf based alternative. Emit sahf based sequence when
9494 optimizing for code size.
9495 * config/i386/i386.md (x86_sahf_1): Do not disable for
9496 TARGET_64BIT, enable for TARGET_SAHF.
9498 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
9500 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
9501 spurious whitespace from error message.
9503 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
9506 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
9508 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
9510 * c-decl.c (grokdeclarator): Disable warnings for anonymous
9512 * tree-sra.c (instantiate_element): Propagate disabled warnings
9513 from the element itself to the created variable.
9515 2007-03-07 Richard Henderson <rth@redhat.com>
9518 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
9519 silently fix up the stack in the case of a missing register.
9521 2007-03-07 Paul Brook <paul@codesourcery.com>
9523 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
9525 2007-03-07 Joseph Myers <joseph@codesourcery.com>
9527 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
9529 (phase1_vrs): Use them.
9530 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
9531 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
9532 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
9533 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
9534 __gnu_Unwind_Restore_WMMXC if required.
9535 (_Unwind_VRS_Pop): Implement iWMMXt support.
9536 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
9537 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
9538 gnu_Unwind_Save_WMMXC): Define.
9540 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9542 * config/vxworks.h (vxworks_override_options): Declare.
9543 (VXWORKS_OVERRIDE_OPTIONS): Use it.
9544 * config/vxworks.c: Include target.h and toplev.h.
9545 (vxworks_override_options): New function.
9546 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
9548 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
9550 * config/s390/s390.c (override_options): Don't emit an error when
9551 -mstack-size is used without providing -mstack-guard.
9552 (s390_emit_prologue): Choose stack_guard value automatically if not
9553 provided via command line.
9554 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
9556 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9558 * config/i386/i386.c (output_set_got): Add a GOT initialization
9559 sequence for VxWorks PIC.
9560 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
9561 around labels as well as symbols. Use gotoff_operand instead
9562 of local_symbolic_operand.
9563 (legitimize_pic_address): Use gotoff_operand instead of
9564 local_symbolic_operand. Use @GOT accesses for labels as
9566 (ix86_output_addr_diff_elt): Use PC-relative rather than
9567 GP-relative offsets for VxWorks PIC.
9568 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
9569 no_new_pseudos. Check whether the returned register is op0.
9570 * config/i386/i386.md (tablejump): Use PC-relative rather than
9571 GP-relative offsets for VxWorks PIC.
9572 * config/i386/predicates.md (gotoff_operand): New predicate.
9574 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9576 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
9578 * config/vxworks-dummy.h: New file.
9579 * config/i386/i386.h: Include it.
9581 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
9583 * dwarf2out.c (is_inlined_entry_point): New
9584 (add_high_low_attributes): Emit DW_AT_entry_pc along with
9585 DW_AT_ranges if the first subblock is the entry point.
9587 2007-03-06 David Daney <ddaney@avtrex.com>
9589 * doc/install.texi (mips-*-*): Change recommended binutils
9592 2007-03-06 Anatoly Sokolov <aesok@post.ru>
9594 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
9595 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
9597 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9598 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9600 2007-03-06 Jan Hubicka <jh@suse.cz>
9602 * errors.h (warning, error, fatal, internal_error): Mark as cold.
9603 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
9605 (probably_cold_bb_p): Cold functions are cold.
9606 (probably_never_executed_bb_p): Cold functions are cold.
9607 (tree_bb_level_predictions): Predict calls to cold functions as not
9609 (compute_function_frequency): Check hot/cold attributes.
9610 * function.h (function_frequency): Update comments.
9611 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
9612 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
9613 (c_common_att): Add cold and hot.
9615 * doc/extend.texi (hot,cold attributes): Document.
9617 2007-03-06 Andrew Haley <aph@redhat.com>
9619 * function.c (expand_function_end): Move blockage to just after we
9620 emit the label for the naked return from the function.
9622 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9624 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
9627 2007-03-06 Jan Hubicka <jh@suse.cz>
9629 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
9630 loaded for constant large models. Non-large 64bit PIC can do.
9631 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
9632 * cmodel.h: Add LARGE PIC.
9633 * i386.md (UNSPEC_PLTOFF): New.
9634 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
9636 (*call_1_rex64): Disable for large models.
9637 (*call_1_rex64_large): New.
9638 (*call_value_1_rex64): Disable for large models.
9639 (*call_value_1_rex64_large): New.
9640 (set_rip_rex4): New.
9641 (set_got_offset_rex64): New.
9642 * predicates.md (constant_call_address_operand): For large model
9643 constant calls are not possible.
9644 * i386-protos.h (construct_plt_address): Declare.
9645 * i386.c (override_options): Accept large models.
9646 (ix86_expand_prologue): Expand large PIC GOT pointer load.
9647 (legitimate_constant_p): Add new UNSPECs.
9648 (legitimate_pic_operand_p): Likewise.
9649 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
9650 (legitimize_pic_address): Do easy RIP relative way for TLS only for
9652 (output_pic_addr_const): Add PLTOFF.
9653 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
9654 (ix86_expand_move): Legitimize pic address when in PIC mode.
9655 (construct_plt_address): New function.
9656 (ix86_expand_call): Offload the address to register and use GOT pointer
9658 * invoke.texi (mcmodel=large): Update documentation.
9660 2007-03-06 Richard Henderson <rth@redhat.com>
9662 * config/i386/i386.c (x86_use_leave, x86_push_memory,
9663 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
9664 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
9665 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
9666 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
9667 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
9668 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
9669 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
9670 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
9671 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
9672 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9673 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
9674 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9675 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9676 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
9677 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
9678 x86_schedule, x86_use_bt, x86_pad_returns,
9679 x86_use_xchgb): Merge into ...
9680 (ix86_tune_features): ... here. New array.
9681 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9682 x86_bswap): Merge into ...
9683 (ix86_arch_features): ... here. New array.
9684 (x86_3dnow_a): Remove.
9685 (x86_accumulate_outgoing_args): Make static.
9686 (x86_arch_always_fancy_math_387): Make static.
9687 (ix86_tune_mask, ix86_arch_mask): Move ...
9688 (override_options): ... to local variables here. Apply the
9689 appropriate mask to each element of ix86_arch_features and
9690 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
9691 as were done in the old macros.
9692 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
9693 * config/i386/i386.h (x86_use_leave, x86_push_memory,
9694 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
9695 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
9696 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
9697 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
9698 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
9699 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
9700 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
9701 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
9702 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
9703 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9704 x86_accumulate_outgoing_args, x86_prologue_using_move,
9705 x86_epilogue_using_move, x86_decompose_lea,
9706 x86_arch_always_fancy_math_387, x86_shift1,
9707 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9708 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9709 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
9710 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9711 x86_use_incdec, x86_pad_returns, x86_bswap,
9712 x86_partial_flag_reg_stall): Remove.
9713 (enum ix86_tune_indices): New.
9714 (ix86_tune_features): New.
9715 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
9716 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
9717 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
9718 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
9719 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
9720 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
9721 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
9722 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
9723 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
9724 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
9725 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
9726 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
9727 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
9728 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
9729 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
9730 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
9731 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
9732 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
9733 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
9734 TARGET_EXT_80387_CONSTANTS): Use it.
9735 (enum ix86_arch_indices): New.
9736 (ix86_arch_features): New.
9737 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
9738 TARGET_BSWAP): Use it.
9739 (ix86_tune_mask, ix86_arch_mask): Remove.
9741 2007-03-06 Joseph Myers <joseph@codesourcery.com>
9744 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
9745 Define using $${sysroot_headers_suffix}.
9746 * configure: Regenerate.
9747 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
9748 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
9750 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
9751 * gcc.c (print_sysroot_headers_suffix): New.
9752 (option_map): Include --print-sysroot-headers-suffix.
9753 (display_help): Mention -print-sysroot-headers-suffix.
9754 (process_command): Handle -print-sysroot-headers-suffix.
9755 (do_spec_1): Append multilib directory to include-fixed path if
9756 sysroot suffixes in use.
9757 (main): Handle -print-sysroot-headers-suffix.
9758 * Makefile.in (start.encap): Don't depend on xlimits.h
9759 (xlimits.h): Remove.
9760 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
9761 limits.h for each multilib in fixinc_list.
9762 (fixinc_list, s-fixinc_list): New.
9763 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
9764 generate them for each multilib in fixinc_list.
9765 (stmp-fixproto): Use include-fixed. Run fixproto for each
9766 multilib in fixinc_list.
9767 (mostlyclean): Don't remove xlimits.h.
9768 (clean): Remove include-fixed.
9769 (real-install-headers-tar, real-install-headers-cpio,
9770 real-install-headers-cp): Don't copy include, only include-fixed.
9771 (install-mkheaders): Depend on fixinc_list. Don't depend on
9772 xlimits.h. Save limits.h files for each multilib in fixinc_list.
9773 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
9774 SYSTEM_HEADER_DIR setting in mkheaders.conf.
9776 2007-03-06 Jan Hubicka <jh@suse.cz>
9778 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
9781 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9783 * configure.ac: Allow tm_file to contain build-directory files.
9784 * configure: Regenerate.
9785 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
9786 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
9787 * config/m68k/print-sysroot-suffix.sh: New file.
9789 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9791 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
9792 of pic_offset_table_rtx if reload_completed.
9793 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
9794 PIC_OFFSET_TABLE_REGNUM.
9795 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
9797 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
9798 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
9800 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9802 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
9803 functions that call eh_return.
9805 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9807 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
9808 functions that need a constant pool.
9810 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9813 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
9814 (m68k_preferred_reload_class): Likewise.
9815 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
9816 (SECONDARY_RELOAD_CLASS): Define.
9817 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
9818 (LIMIT_RELOAD_CLASS): Delete.
9819 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
9820 registers from storing bytes.
9821 (m68k_secondary_reload_class): New function.
9822 (m68k_preferred_reload_class): Likewise.
9824 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9826 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
9828 (m68k_expand_prologue): Likewise.
9830 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9832 * config/m68k/m68k-protos.h (output_sibcall): Declare.
9833 (mips_expand_epilogue): Add a bool parameter.
9834 (m68k_legitimize_sibcall_address): Declare.
9835 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
9836 (m68k_expand_epilogue): Add a parameter to select between sibling
9837 and normal epilogues. Only generate a return for the latter.
9838 (m68k_ok_for_sibcall_p): New function.
9839 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
9840 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
9841 (sibcall_value, *sibcall_value): Likewise.
9842 (*call, *call_value): Require !SIBLING_CALL_P.
9843 (epilogue): Update call to m68k_expand_epilogue.
9844 (sibcall_epilogue): New pattern.
9845 * config/m68k/predicates.md (const_call_operand): Say that this
9846 predicate applies to sibling calls too.
9847 (sibcall_operand): New predicate.
9849 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9851 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
9852 alternatives as movsi_cf.
9853 (movsf_cf_hard): Add commentary.
9855 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
9856 Richard Sandiford <richard@codesourcery.com>
9858 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
9859 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
9860 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
9861 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
9862 as being live on exit from an interrupt function.
9863 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
9864 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
9865 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
9866 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
9867 (m68k_interrupt_function_p): Globalize.
9868 (m68k_compute_frame_layout): Remove reverse mask code.
9869 (m68k_emit_movem, m68k_set_frame_related): New functions.
9870 (m68k_output_function_prologue): Delete in favor of...
9871 (m68k_expand_prologue): ...this new function.
9872 (m68k_output_function_epilogue): Delete in favor of...
9873 (m68k_expand_epilogue): ...this new function.
9874 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
9876 (print_operand): Handle %?.
9877 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
9878 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
9879 (prologue, epilogue): New patterns.
9880 (return): Turn into a define_expand.
9881 (*return): New pattern, derived from old "return" pattern. Use rte
9882 rather than rts for interrupt functions. Only use rtd if the pop
9884 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
9885 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
9886 (link, *link, unlink, *unlink, load_got): Likewise.
9888 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9892 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
9893 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
9894 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
9895 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
9896 and m68k_matches_u_p.
9897 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
9898 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
9899 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
9900 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
9901 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
9902 (REG_STRICT_P): New macro.
9903 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
9904 PCREL_GENERAL_OPERAND_OK.
9905 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
9906 m68k_legitimate_base_reg_p.
9907 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
9908 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
9909 (PIC_CASE_VECTOR_ADDRESS): Update comment.
9910 * config/m68k/m68k.c (m68k_address): New structure.
9911 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
9912 (m68k_decompose_index, m68k_legitimate_constant_address_p)
9913 (m68k_jump_table_ref_p, m68k_decompose_address)
9914 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
9915 (m68k_matches_u_p): New functions.
9916 (print_operand_address): Rewrite to use m68k_decompose_index.
9918 2007-03-05 David Taylor <dtaylor@emc.com>
9920 * gcc.c: Correct copyright date in --version output.
9922 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9924 * pa.md: In unamed move patterns, disparge copies between general
9925 and floating point registers using '?' modifier. Don't include 'f'
9926 constraint for register preferences in DImode, SImode, HImode and
9927 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
9928 Remove constraints for copies between general and floating registers
9929 in soft-float DFmode pattern.
9930 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
9934 2007-03-05 Mike Stump <mrs@apple.com>
9936 * c-common.c (targetcm): Add.
9937 * c-opts.c (c_common_handle_option): Handle language specific
9939 * opts.c (handle_option): Verify language for target options, if
9941 * opth-gen.awk: Add CL_LANG_ALL.
9942 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
9943 (TARGETCM_INITIALIZER): Add.
9944 * target.h (struct gcc_targetcm): Add.
9946 * targhooks.c (default_handle_c_option): Add.
9947 * targhooks.h (default_handle_c_option): Add.
9948 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
9950 * config/darwin.opt (iframework): Add.
9951 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
9952 * config/darwin-c.c (handle_c_option): Add.
9953 (TARGET_HANDLE_C_OPTION): Add.
9955 * doc/invoke.texi (Darwin Options): Add -iframework.
9957 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9959 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
9962 2007-03-05 Ian Lance Taylor <iant@google.com>
9964 * c.opt (fgnu89-inline): New option.
9965 * c-opts.c (c_common_post_options): Set default value for
9967 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
9968 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
9970 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
9971 (grokdeclarator, start_function): Likewise.
9972 * c-cppbuiltin.c (c_cpp_builtins): Define either
9973 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
9974 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
9975 (C Dialect Options): Document -fgnu89-inline.
9976 * doc/extend.texi (Function Attributes): Explain what the
9977 gnu_inline attribute does.
9978 * doc/cpp.texi (Common Predefined Macros): Document
9979 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
9981 2007-03-05 Ian Lance Taylor <iant@google.com>
9983 PR tree-optimization/31034
9984 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
9985 half-range if the other side is an overflow infinity.
9987 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
9989 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
9990 (bfin*-linux-uclibc*): New configuration.
9991 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
9993 * config/bfin/linux.h: New file.
9994 * config/bfin/libgcc-bfin.ver: New file.
9995 * config/bfin/t-bfin-uclinux: New file.
9996 * config/bfin/t-bfin-linux: New file.
9997 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
9998 (TARGET_OS_CPP_BUILTINS): New macro.
10000 2007-03-05 Richard Guenther <rguenther@suse.de>
10002 * fold-const.c (fold_binary): Remove duplicate folding
10003 of comparison of non-null ADDR_EXPR against null.
10005 2007-03-05 Richard Guenther <rguenther@suse.de>
10006 Dorit Nuzman <dorit@il.ibm.com>
10008 PR tree-optimization/26420
10009 * tree-vectorizer.c (vectorize_loops): Bail out early if there
10010 are no loops in the function. Only print the number of
10011 vectorized loops if it is greater than zero or we are supposed
10012 to print information about unvectorized loops.
10014 2007-03-05 Revital Eres <eres@il.ibm.com>
10016 * gcc.dg/var-expand1.c: New test.
10017 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
10018 when an accumulator is expanded.
10020 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10023 * c-common.c (convert_and_check): Don't give warnings for
10024 conversion if 'expr' already overflowed.
10026 2007-03-04 Roger Sayle <roger@eyesopen.com>
10028 PR middle-end/30744
10029 * fold-const.c (fold_comparison): Enforce type consistency when
10030 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
10032 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
10034 * tree-ssa-address.c (create_mem_ref): Do not put an expression
10035 containing a cast to the base of TARGET_MEM_REF.
10037 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
10039 * tree.c (tree_contains_struct_check_failed): Remove spurious
10040 whitespace from error message.
10042 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
10045 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
10046 instead of precision.
10048 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
10049 Nathan Sidwell <nathan@codesourcery.com>
10051 * emit-rtl.c (find_auto_inc): New.
10052 (try_split): recreate REG_INC notes,
10053 Use regular for loops rather than whiles.
10055 2007-03-03 Andreas Schwab <schwab@suse.de>
10057 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
10058 * configure: Regenerate.
10060 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10062 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
10063 flag_rounding_math, not flag_unsafe_math_optimizations.
10065 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
10067 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
10068 alpha_fold_vector_minmax): Likewise.
10069 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10070 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
10072 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
10074 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
10075 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
10076 if the lhs has side-effects.
10077 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
10079 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10081 * config/i386/i386.h (TUNEMASK): Remove define.
10082 (ARCHMASK): Remove define.
10083 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
10084 Use ix86_arch_mask variable instead of ARCHMASK.
10085 * config/i386/i386.c (override_options): Ditto.
10086 (standard_80387_constant_p): Ditto.
10088 2007-03-02 Ian Lance Taylor <iant@google.com>
10090 Used signed infinities in VRP.
10091 * tree-vrp.c (uses_overflow_infinity): New static function.
10092 (supports_overflow_infinity): New static function.
10093 (make_overflow_infinity): New static function.
10094 (negative_overflow_infinity): New static function.
10095 (positive_overflow_infinity): New static function.
10096 (is_negative_overflow_infinity): New static function.
10097 (is_positive_overflow_infinity): New static function.
10098 (is_overflow_infinity): New static function.
10099 (overflow_infinity_range_p): New static function.
10100 (compare_values_warnv): New function split out of compare_values.
10101 (compare_value): Call it.
10102 (set_value_range_to_nonnegative): Add overflow_infinity
10103 parameter. Change caller.
10104 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
10106 (vrp_expr_computes_nonzero): Likewise.
10107 (compare_ranges, compare_range_with_value): Likewise.
10108 (compare_name_with_value, compare_names): Likewise.
10109 (vrp_evaluate_conditional): Likewise.
10110 (set_value_range): Handle infinity
10111 (vrp_operand_equal_p, operand_less_p): Likewise.
10112 (extract_range_from_assert): Likewise.
10113 (vrp_int_const_binop): Likewise.
10114 (extract_range_from_binary_expr): Likewise.
10115 (extract_range_from_unary_expr): Likewise.
10116 (extract_range_from_comparison): Likewise.
10117 (extract_range_from_expr): Likewise.
10118 (dump_value_range): Likewise.
10119 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
10120 (test_for_singularity): Likewise.
10121 (vrp_int_const_binop): Remove inline qualifier.
10122 (adjust_range_with_scev): Add comment.
10123 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
10125 2007-03-02 Diego Novillo <dnovillo@redhat.com>
10127 * tree-ssa-structalias.c (could_have_pointers): Tidy.
10128 (get_constraint_for): Likewise.
10129 (do_structure_copy): Likewise.
10130 (find_func_aliases): Fix references to MODIFY_EXPR.
10131 (intra_create_variable_infos): Tidy.
10132 * tree-ssa-operands.c (add_virtual_operand): Add argument
10134 When adding members of alias sets, if IS_CALL_SITE is true and
10135 the symbol is not call-clobbered, skip it.
10136 Adjust all callers.
10138 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
10140 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
10141 entry by means of emit_insn_at_entry.
10143 2007-03-02 Richard Henderson <rth@redhat.com>
10145 * expr.h (promoted_input_arg): Remove decl.
10146 * function.c (promoted_input_arg): Merge into ...
10147 * combine.c (setup_incoming_promotions): ... only caller.
10148 Rearrange to avoid double loop.
10150 2007-03-02 Ben Elliston <bje@au.ibm.com>
10151 Peter Bergner <bergner@vnet.ibm.com>
10152 Janis Johnson <janis187@us.ibm.com>
10154 * config/rs6000/dfp.md: New file.
10155 * config/rs6000/rs6000.md: Include dfp.md.
10156 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
10157 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
10158 and TDmode decimal float modes in FP registers.
10159 (num_insns_constant): Likewise.
10160 (rs6000_legitimate_offset_address_p): Likewise.
10161 (rs6000_legitimize_address): Likewise.
10162 (rs6000_legitimize_reload_address): Likewise.
10163 (rs6000_legitimate_address): Likewise.
10164 (rs6000_emit_move): Likewise.
10165 (function_arg_boundary): Likewise.
10166 (function_arg_advance): Likewise.
10167 (rs6000_darwin64_record_arg_recurse): Likewise.
10168 (function_arg): Likewise.
10169 (rs6000_gimplify_va_arg): Likewise.
10170 (rs6000_split_multireg_move): Likewise.
10171 (rs6000_output_function_epilogue): Likewise.
10172 (rs6000_output_function_epilogue): Likewise.
10173 (rs6000_register_move_cost): Likewise.
10174 (rs6000_function_value): Likewise.
10175 (rs6000_libcall_value): Likewise.
10177 2007-03-02 Richard Sandiford <richard@codesourcery.com>
10179 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
10181 2007-03-02 Richard Sandiford <richard@codesourcery.com>
10183 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
10184 Use $MULTIDIR to choose between the kernel and RTP headers,
10185 and use $WIND_BASE and $WIND_USR to locate them.
10187 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10189 * config/i386/i386.c (override_options): Put initialization of
10190 ix86_tune_mask and ix86_arch_mask to the correct place.
10192 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10193 Michael Meissner <michael.meissner@amd.com>
10196 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
10197 (ARCHMASK): Define.
10198 (TARGET_CMOVE): Use ARCHMASK.
10199 (TARGET_CMPXCHG): Ditto.
10200 (TARGET_CMPXCHG8B): Ditto.
10201 (TARGET_XADD): Ditto.
10202 (TARGET_BSWAP): Ditto.
10203 * config/i386/i386.c (ix86_tune_mask): New global variable.
10204 (ix86_arch_mask): Ditto.
10205 (override_options): Initialize ix86_tune_mask and
10206 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
10209 2007-03-02 Ben Elliston <bje@au.ibm.com>
10212 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
10214 2007-03-02 Joseph Myers <joseph@codesourcery.com>
10216 * target.h (init_dwarf_reg_sizes_extra): New target hook.
10217 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
10218 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
10219 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
10221 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
10222 rs6000_init_dwarf_reg_sizes_extra): New.
10223 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
10224 SPE register high parts.
10226 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
10228 * Makefile.in: Add install-pdf target as
10229 copied from automake v1.10 rules.
10230 * configure.ac: Add install-pdf to target list.
10231 * configure: Regenerate.
10233 2007-03-01 Paul Brook <paul@codesourcery.com>
10235 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
10236 modes to LDRD for DImode.
10237 (output_move_double): Fixup out of range ldrd/strd.
10238 (vfp_secondary_reload_class): Rename...
10239 (coproc_secondary_reload_class): ... to this. Add wb argument.
10240 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
10241 coproc_secondary_reload_class for CLASS_IWMMXT.
10242 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
10243 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
10245 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
10247 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
10248 factor by the estimated number of iterations.
10249 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
10252 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
10253 decode_caches_intel, detect_caches_intel): New functions.
10254 (host_detect_local_cpu): Use detect_caches_amd and
10255 detect_caches_intel.
10257 2007-03-01 Richard Henderson <rth@redhat.com>
10259 * expr.c (emit_move_complex_push): Export.
10260 (emit_move_complex_parts): Split out from ...
10261 (emit_move_complex): ... here.
10262 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
10263 * config/i386/i386.md (movcdi): New.
10265 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
10267 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
10268 size of mode1 to check for tieable modes in MMX case.
10270 2007-03-01 Richard Sandiford <richard@codesourcery.com>
10272 * Makefile.in (rtlanal.o): Depend on tree.h.
10273 * rtl.h (offset_within_section_p, split_const): Declare.
10274 * rtlanal.c: Include tree.h.
10275 (offset_within_block_p): New function, taken from
10276 mips_offset_within_object_p.
10277 (split_const): New function, taken from mips_split_const.
10278 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
10280 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
10281 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
10282 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
10283 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
10284 (m68k_illegitimate_symbolic_constant_p): New function.
10285 * config/m68k/m68k.md (movsi): Remove misleading predicates.
10286 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
10287 symbolic constant that might be outside the symbol's section,
10288 move the symbol first and then add the offset.
10289 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
10291 * config/mips/mips.c (mips_split_const): Delete.
10292 (mips_offset_within_object_p): Delete.
10293 (mips_symbolic_constant_p): Use offset_within_section_p and
10294 split_const instead of mips_offset_within_object_p and
10296 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
10297 (mips_legitimize_const_move, print_operand_reloc)
10298 (mips_dangerous_for_la25_p): Use split_const instead of
10301 2007-02-28 Eric Christopher <echristo@apple.com>
10303 * Makefile.in (install-include-dir): Don't rm -rf include.
10305 2007-02-28 Richard Guenther <rguenther@suse.de>
10307 PR middle-end/30364
10308 * fold-const.c (fold_binary): Do not associate expressions
10309 with more than one variable for integer types that do not wrap.
10311 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
10313 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
10314 Delete, and replace with...
10315 (fold_builtin_call_array): This. Update callers to use it.
10316 * fold-const.c (fold_build_call_list): Delete, and replace with...
10317 (fold_build_call_array): This.
10318 (fold_build_call_list_initializer): Delete, and replace with...
10319 (fold_build_call_array_initializer): This.
10320 * tree.h: Update declarations to reflect above changes.
10322 * c-typeck.c (build_function_call): Store converted arguments
10323 in a stack-allocated array instead of building a list.
10324 (convert_arguments): Store arguments in the array passed in as an
10325 argument, and return the actual number of arguments.
10326 * c-format.c: (check_function_format): Pass arguments in an
10327 array instead of a list.
10328 * c-common.c (check_function_nonnull): Likewise.
10329 (check_function_sentinel): Likewise.
10330 (check_function_arguments): Likewise.
10331 * c-common.h: Update declarations to reflect above changes.
10333 2007-02-28 Jan Hubicka <jh@suse.cz>
10335 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
10336 PRED_NEGATIVE_RETURN): Update outcomes.
10338 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
10340 * calls.c (emit_library_call_value_1): Handle partial registers
10341 correctly when building up CALL_INSN_FUNCTION_USAGE.
10343 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10345 * pa/predicates.md (move_src_operand): Allow zero for mode.
10346 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
10349 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
10352 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
10353 *movv2df_internal): Enable pattern only for valid operand
10355 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
10356 tie only 128bit modes. For MMX registers, tie only 64bit modes.
10358 2007-02-27 Mike Stump <mrs@apple.com>
10360 * config/darwin-crt3.c: Avoid compilation when compiling for a
10363 2007-02-27 Joseph Myers <joseph@codesourcery.com>
10365 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
10367 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
10368 for fixed headers and limits.h.
10369 (install-include-dir, install-headers-tar, install-headers-cpio,
10370 install-headers-cp, real-install-headers-tar,
10371 real-install-headers-cpio, real-install-headers-cp): Handle
10372 include-fixed as well as include.
10373 (install-mkheaders): Don't install files that go only in include
10375 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
10376 from GCC_INCLUDE_DIR.
10377 * gcc.c (process_command): Remove special -BstageN/ handling.
10378 (do_spec_1): Add include-fixed directories.
10380 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10382 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
10384 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
10386 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
10389 2007-02-27 Mark Mitchell <mark@codesourcery.com>
10391 * c-common.c (get_priority): Add check for
10392 SUPPORTS_INIT_PRIORITY.
10394 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10396 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
10398 * config/bfin/bfin.c: Include "cfglayout.h".
10399 (MAX_LSETUP_DISTANCE): New macro.
10400 (struct loop_info): New members incoming, incoming_src and
10401 incoming_dest. Delete member predecessor.
10402 (length_for_loop): New function.
10403 (bfin_optimize_loop): Handle more different loop structures.
10404 (bfin_discover_loop): Rework detection of predecessor blocks by
10405 examining incoming edges.
10406 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
10408 (bfin_reorder_loops): New function.
10409 (bfin_reorg_loops): Use these three new functions.
10411 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
10412 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
10413 (CONSTRAINT_LEN): Add entry for 'q'.
10414 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
10415 Add 'q' constraints.
10416 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
10417 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
10419 * config/bfin/bfin.md (add_with_carry): New pattern.
10420 (s_or_u, su_optab, su_modifier): New code macros/attrs.
10421 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
10422 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
10423 support unsigned multiplies too. Removed incorrect commutativity from
10424 operand 1 constraint where appropriate.
10425 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
10427 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
10428 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
10430 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
10431 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
10432 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
10433 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
10434 usmulhisi_hh_huh): New patterns.
10436 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
10437 lshifthi3): Fix output template to use half reg for operand 2.
10439 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
10442 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
10444 2007-02-27 Andreas Schwab <schwab@suse.de>
10446 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
10448 2007-02-27 Jan Hubicka <jh@suse.cz>
10450 * predict.c (last_basic_block_p): Remove.
10451 (tree_estimate_probability): Update return heuristic for commonized
10454 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10456 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
10458 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10460 * doc/include/gcc-common.texi (versionsubtitle): New macro.
10461 * doc/cpp.texi: Standardize title page.
10462 * doc/cppinternals.texi: Likewise.
10463 * doc/gcc.texi: Standardize title page, remove version number
10464 from copyright page.
10465 * doc/gccint.texi: Likewise.
10466 * doc/install.texi: Standardize title page, add table of
10469 2007-02-26 Jan Hubicka <jh@suse.cz>
10471 * predict.def: Set outcomes according to more recent results.
10472 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
10473 Remove dead predictors.
10474 * predict.c (return_prediction): Fix pasto.
10476 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10478 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
10479 change; avoid a memory leak when returning early.
10481 2007-02-26 Mark Mitchell <mark@codesourcery.com>
10483 * c-decl.c (static_ctors): Move to c-common.c.
10484 (static_dtors): Likewise.
10485 (finish_function): Use c_record_cdtor_fn.
10486 (build_cdtor): Move to c-common.c.
10487 (c_write_global_declarations): Use c_build_cdtor_fns.
10488 * c-common.h (static_ctors): Declare.
10489 (static_dtors): Likewise.
10490 (c_record_cdtor_fn): Likewise.
10491 (c_build_cdtor_fns): Likewise.
10492 * c-common.c (static_ctors): New variable.
10493 (static_dtors): Likewise.
10494 (c_record_cdtor_fn): New function.
10495 (build_cdtor): Move from c-decl.c
10496 (c_build_cdtor_fns): New function.
10498 * output.h (assemble_addr_to_section): Declare.
10499 (get_cdtor_priority_section): Likewise.
10500 * varasm.c (assemble_addr_to_section): New function.
10501 (get_cdtor_priority_section): Likewise.
10502 (default_named_section_asm_out_destructor): Use them.
10503 (destor_dtor_section_asm_out_destructor): Likewise.
10504 (default_named_section_asm_out_constructor): Likewise.
10505 (default_ctor_section_asm_out_constructor): Likewise.
10506 * config.gcc (*-*-vxworks*): Include vxworks.o.
10507 * config/t-vxworks (vxworks.o): New target.
10508 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
10509 (TARGET_ASM_CONSTRUCTOR): Define.
10510 (TARGET_ASM_DESTRUCTOR): Likewise.
10511 (vxworks_asm_out_constructor): Declare.
10512 (vxworks_asm_out_destructor): Likewise.
10514 * c-common.c (get_priority): Check that we have not just an
10515 INTEGER_CST, but an integer constant with integeral type.
10517 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
10519 PR tree-optimization/30938
10520 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
10521 use &dt[nargs-1] instead of &dt[nargs] in the call to
10522 vect_is_simple_use().
10524 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
10526 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
10527 from register elimination as PRE_MODIFY / POST_MODIFY increments.
10528 Do not attempt to handle MEM inside auto-inc expressions.
10529 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
10530 of a register modified by an auto-inc expression. However, do handle
10531 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
10532 (elimination_effects): Prohibit elimination of a register modified
10533 by an auto-inc expression. Disable register elimination rules whose
10534 target register is modified by an auto-inc expression with variable
10537 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10539 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
10541 (array_at_struct_end_p): New function.
10542 (idx_infer_loop_bounds): Use it.
10543 (estimate_numbers_of_iterations_loop): Export.
10544 * predict.c (predict_loops): Use estimated_loop_iterations_int.
10545 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
10546 (tree_estimate_probability): Call record_loop_exits.
10547 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
10548 (estimated_loop_iterations, estimated_loop_iterations_int,
10549 estimated_loop_iterations_tree): New functions.
10550 (analyze_siv_subscript_cst_affine,
10551 compute_overlap_steps_for_affine_1_2,
10552 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
10553 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
10554 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
10555 (PRED_LOOP_ITERATIONS_GUESSED): New.
10556 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
10557 * cfgloop.h (estimate_numbers_of_iterations_loop,
10558 estimated_loop_iterations_int): Declare.
10560 2007-02-25 Mark Mitchell <mark@codesourcery.com>
10562 * doc/extend.texi: Document optional priority argument to
10563 constructors and destructors.
10564 * tree.c (init_priority_for_decl): Adjust GTY markers.
10565 (init_ttree): Use priority-info hash functions for
10566 init_priority_for_decl.
10567 (tree_map_eq): Rename to ...
10568 (tree_map_base_eq): ... this.
10569 (tree_map_marked_p): Rename to ...
10570 (tree_map_base_marked_p): ... this.
10571 (tree_map_base_hash): New function.
10572 (decl_init_priority_lookup): Rework.
10573 (decl_fini_priority_lookup): New function.
10574 (decl_priority_info): New function.
10575 (decl_init_priority_insert): Use it.
10576 (decl_fini_priority_insert): Likewise.
10577 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
10579 (decl_restrict_base_insert): Likewise.
10580 (decl_debug_expr_insert): Likewise.
10581 (decl_value_expr_lookup): Likewise.
10582 (decl_value_expr_insert): Likewise.
10583 * tree.h (priority_type): New type.
10584 (decl_init_priority_lookup): Use priority_type.
10585 (decl_fini_priority_lookup): New function.
10586 (decl_init_priority_insert): Use priority_type.
10587 (decl_fini_priority_insert): New function.
10588 (DECL_HAS_INIT_PRIORITY): Tweak comments.
10589 (DECL_INIT_PRIORITY): Likewise.
10590 (SET_DECL_INIT_PRIORITY): Add comment.
10591 (DECL_FINI_PRIORITY): New macro.
10592 (SET_DECL_FINI_PRIORITY): Likewise.
10593 (DEFAULT_INIT_PRIORITY): Document.
10594 (MAX_INIT_PRIORITY): Likewise.
10595 (MAX_RESERVED_INIT_PRIORITY): Likewise.
10596 (tree_map_base): New type.
10597 (tree_map_base_eq): New function.
10598 (tree_map_base_hash): Likewise.
10599 (tree_map_base_marked_p): Likewise.
10600 (tree_map): Inherit from tree_map_base.
10601 (tree_map_eq): Make it a macro.
10602 (tree_map_marked_p): Likewise.
10603 (tree_int_map): Inherit from tree_map_base.
10604 (tree_int_map_eq): Make it a macro.
10605 (tree_int_map_hash): Likewise.
10606 (tree_int_map_marked_p): Likewise.
10607 (tree_priority_map): New type.
10608 (tree_priority_map_eq): New macro.
10609 (tree_priority_map_hash): Likewise.
10610 (tree_priority_map_marked_p): Likewise.
10611 * varasm.c (emults_decl): Adjust for refactoring of tree_map
10613 (emutls_common_1): Likewise.
10614 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
10615 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
10616 of tree_map hierarchy.
10617 * tree-cfg.c (move_stmt_r): Likewise.
10618 (new_label_mapper): Likewise.
10619 * c-tree.h (c_expand_body): Move to ...
10620 * c-common.h (c_expand_body): ... here.
10621 * c-decl.c (c_expand_body): Move to ...
10622 * c-common.c (c_expand_body): ... here.
10623 (c_common_attribute_table): Allow 1 argument for the constructor
10624 and destructor attributes.
10625 (get_priority): New function.
10626 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
10627 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
10629 2007-02-24 Jan Hubicka <jh@suse.cz>
10631 PR middle-end/30509
10632 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
10634 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10635 Jan Hubicka <jh@suse.cz>
10638 * i386.c (counter_mode): New function.
10639 (expand_set_or_movmem_via_loop): Use it.
10640 (expand_movmem_epilogue): Likewise; fix pasto.
10641 (ix86_expand_movmem): Do emit guard even for constant counts.
10642 (ix86_expand_setmem): Likewise.
10644 2007-02-25 Nick Clifton <nickc@redhat.com>
10646 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
10647 (JUMP_TABLES_IN_TEXT_SECTION): Define.
10649 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10652 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
10653 count argument with 0x10, not with 0x16.
10654 (expand_setmem_epilogue): Ditto.
10656 2007-02-24 Mike Stump <mrs@apple.com>
10658 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
10661 2007-02-24 Richard Guenther <rguenther@suse.de>
10663 PR middle-end/30951
10664 * fold-const.c (fold_binary): Fold x +- CST op x for
10665 EQ_EXPR and NE_EXPR.
10667 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10669 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
10671 2007-02-24 Jan Hubicka <jh@suse.cz>
10673 * cgraphunit.c (decide_is_function_needed): Honor
10674 -fkeep-inline-functions.
10676 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10678 * builtins.c (fold_builtin_modf): New.
10679 (fold_builtin_2): Use it.
10681 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
10683 * loop-iv.c (implies_p): Detect additional cases where A implies B.
10684 (determine_max_iter): Take additional LOOP arg; all callers changed.
10685 Lose broken logic dealing with PLUS. Try to limit the upper bound by
10686 one using simplifications.
10687 (simplify_using_initial_values): Return if the expression becomes
10688 invalid due to altered regs.
10690 2007-02-23 DJ Delorie <dj@redhat.com>
10692 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
10694 2007-02-23 Mike Stump <mrs@apple.com>
10696 * tlink.c (scan_linker_output): Parse linker messages from
10697 darwin9's linker better.
10699 2007-02-23 Steve Ellcey <sje@cup.hp.com>
10702 * varpool.c (varpool_assemble_pending_decls): Set
10703 varpool_last_needed_node to null.
10705 2007-02-23 DJ Delorie <dj@redhat.com>
10707 * config/i386/i386.c (ix86_data_alignment): Don't specify an
10708 alignment bigger than the object file can handle.
10710 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
10713 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
10714 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
10715 (*movsf_1): Penalize MMX moves.
10717 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
10719 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
10720 2^32-1 or more times unless flag_unsafe_loop_optimizations.
10722 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
10724 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10726 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
10727 (fold_builtin_1): Use them.
10728 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10729 BUILT_IN_SIGNIFICAND.
10731 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
10733 * config/i386/i386.c (bdesc_1arg): Initialize
10734 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
10735 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
10736 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
10737 and IX86_BUILTIN_MOVSLDUP.
10739 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
10741 PR rtl-optimization/30841
10742 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
10744 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10746 * builtins.c (fold_builtin_frexp): New.
10747 (fold_builtin_2): Use it.
10749 2007-02-22 Mark Mitchell <mark@codesourcery.com>
10751 * doc/invoke.texi (Spec Files): Document getenv spec function.
10753 * gcc.c (getenv_spec_function): New function.
10754 (static_spec_functions): Add it.
10755 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
10756 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
10759 2007-02-22 Michael Matz <matz@suse.de
10762 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
10763 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
10765 2007-02-22 Ian Lance Taylor <iant@google.com>
10768 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
10769 (mem_loc_descriptor): Call it.
10771 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
10772 Ira Rosen <irar@il.ibm.com>
10774 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
10776 2007-02-22 Ira Rosen <irar@il.ibm.com>
10778 PR tree-optimization/30843
10779 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
10780 stores only after all the group is vectorized.
10782 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
10784 PR tree-optimization/30858
10785 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
10786 in the reduction cycle have a single use in the loop.
10787 * tree-vectorizer.h (relevant): Add documentation.
10789 2007-02-20 Mike Stump <mrs@apple.com>
10791 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
10792 * configure: Regenerate.
10794 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10796 Change the defaults of some parameters and options.
10797 * config/spu/spu-protos.h (spu_optimization_options): Declare.
10798 * config/spu/spu.c (spu_optimization_options): Add.
10799 (spu_override_options): Change params in spu_optimization_options.
10800 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
10802 Register 127 is only 16 byte aligned when used as a frame pointer.
10803 * config/spu/spu-protos.h (spu_init_expanders): Declare.
10804 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
10805 HARD_FRAME_POINTER_REGNUM.
10806 (spu_legitimate_address): Use regno_aligned_for_reload.
10807 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
10808 aligned when frame_pointer_needed is true.
10809 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
10811 * config/spu/spu.h (INIT_EXPANDERS): Define.
10813 Make sure shift and rotate instructions have valid immediate operands.
10814 * config/spu/predicates.md (spu_shift_operand): Remove.
10815 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
10816 * config/spu/constraints.md (W, O): Extend range.
10817 * config/spu/spu.md (umask, nmask): Define.
10818 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
10819 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
10820 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
10821 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
10822 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
10823 (lshr<mode>3_reg): Fix rtl description.
10825 Make sure mulhisi immediate operands are valid.
10826 * config/spu/predicates.md (imm_K_operand): Add.
10827 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
10829 Generate constants using fsmbi and andi.
10830 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
10831 (print_operand, spu_split_immediate, classify_immediate,
10832 fsmbi_const_p): Handle IC_FSMBI2.
10834 Correctly handle a CONST_VECTOR containing symbols.
10835 * config/spu/spu.c (print_operand): Handle HIGH correctly.
10836 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
10837 (immediate_load_p): Allow symbols that use 2 instructions to create.
10838 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
10839 with symbols when flag_pic is set.
10840 (const_vector_immediate_p): New.
10841 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
10842 accept a CONST_VECTOR with symbols.
10843 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
10844 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
10846 * config/spu/spu.md (high, low): Delete.
10847 (low_<mode>): Define.
10849 Remove INTRmode and INTR_REGNUM, which didn't work.
10850 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
10852 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
10853 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
10854 peephole2 pattern): Don't use INTR or 131.
10855 (movintrcc): Delete.
10856 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
10857 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
10858 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
10859 (UNSPEC_SET_INTR): Add.
10860 * config/spu/spu-modes.def (INTR): Remove.
10862 More accurate warnings about run-time relocations.
10863 * config/spu/spu.c (reloc_diagnostic): Test in_section.
10865 Correctly warn about immediate arguments to specific intrinsics.
10866 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
10867 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
10868 the instruction predicate.
10870 Fix tree check errors with latest update.
10871 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
10873 (spu_expand_builtin): Use CALL_EXPR_FN.
10875 Add missing specific intrinsics.
10876 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
10878 * config/spu/spu_internals.h: Ditto.
10880 Fix incorrect operand modifiers.
10881 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
10882 * config/spu/spu.md (xor<mode>3): Change %S to %J.
10884 Optimize one case of zero_extend of a vec_select.
10885 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
10887 Accept any immediate for hbr.
10888 * config/spu/spu.md (hbr): Change s constraints to i.
10890 2007-02-21 Paul Brook <paul@codesourcery.com>
10892 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
10893 condexec_count when skipping USE and CLOBBER.
10895 2007-02-21 Nick Clifton <nickc@redhat.com>
10897 * common.opt (Warray-bounds): Add Warning attribute.
10898 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
10900 (fsized-zeroes): Add Optimization attribute.
10901 (fsplit-wide-types, ftree-scev-cprop): Likewise.
10902 * c.opt (Wc++0x-compat): Add Warning attribute.
10904 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10906 PR middle-end/30761
10907 * reload1.c (eliminate_regs_in_insn): In the single_set special
10908 case, attempt to re-recognize the insn before falling back to
10909 having reload fix it up.
10911 2007-02-20 Eric Christopher <echristo@gmail.com>
10913 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
10914 Rewrite accordingly.
10915 (frv_read_iacc_argument): Ditto.
10916 (frv_expand_set_builtin): Take a call instead of arglist, update for
10918 (frv_expand_unop_builtin): Ditto.
10919 (frv_expand_binop_builtin): Ditto.
10920 (frv_expand_cut_builtin): Ditto.
10921 (frv_expand_binopimm_builtin): Ditto.
10922 (frv_expand_voidbinop_builtin): Ditto.
10923 (frv_expand_int_void2arg): Ditto.
10924 (frv_expand_prefetches): Ditto.
10925 (frv_expand_voidtriop_builtin): Ditto.
10926 (frv_expand_voidaccop_builtin): Ditto.
10927 (frv_expand_load_builtin): Ditto.
10928 (frv_expand_store_builtin): Ditto.
10929 (frv_expand_mdpackh_builtin): Ditto.
10930 (frv_expand_mclracc_builtin): Ditto.
10931 (frv_expand_mrdacc_builtin): Ditto.
10932 (frv_expand_mwtacc_builtin): Ditto.
10933 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
10936 2007-02-20 Janis Johnson <janis187@us.ibm.com>
10938 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
10939 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
10941 (HAVE_GAS_DFP): Check for assembler support of decimal floating
10942 point instructions.
10943 * configure: Regenerate.
10944 * config.in: Regenerate.
10945 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
10946 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
10947 masks to power6 and power6x and to POWERPC_MASKS.
10948 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10950 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
10951 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
10952 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10953 Access PROTOTYPE as variable, not mask.
10955 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10957 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
10958 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
10959 * combine.c (adjust_for_new_dest): Use it.
10960 * postreload.c (reload_combine): Likewise.
10962 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10964 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
10965 notes on an insn with multiple sets, even if single_set returns
10966 non-NULL for that insn.
10968 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10970 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
10971 scalbn and scalbln.
10973 2007-02-20 Geoffrey Keating <geoffk@apple.com>
10975 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
10976 if user didn't pass it.
10977 * config/i386/darwin.h (CC1_SPEC): Likewise.
10978 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
10979 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
10980 -mmacosx-version-min.
10982 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10983 Uros Bizjak <ubizjak@gmail.com>
10985 * optabs.h (enum optab_index): Add new OTI_scalb.
10986 (scalb_optab): Define corresponding macro.
10987 * optabs.c (init_optabs): Initialize scalb_optab.
10988 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
10990 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
10991 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
10992 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
10993 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
10994 flag_unsafe_math_optimizations is set.
10996 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
10997 to implement scalbf, scalb and scalbl built-ins as inline x87
11000 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11001 DJ Delorie <dj@redhat.com>
11004 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
11005 (diagnostic_report_diagnostic): ... here, and turn them into real
11006 errors. If warnings are inhibited, no need to do anything.
11008 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
11010 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
11011 better code generation.
11013 2007-02-20 Ben Elliston <bje@au.ibm.com>
11015 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
11017 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
11019 * config/alpha/alpha.c, config/alpha/alpha.md,
11020 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
11021 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
11022 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
11023 config/arm/lib1funcs.asm: Follow spelling conventions.
11025 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
11026 config/fr30/fr30.md, config/i386/i386.h,
11027 config/iq2000/iq2000.h, config/iq2000/predicates.md,
11028 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
11029 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
11030 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
11031 config/rs6000/altivec.md, config/rs6000/rs6000.c,
11032 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
11033 config/sparc/sparc.c, config/sparc/sparc.h,
11034 config/sparc/sparc.md, config/spu/constraints.md,
11035 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
11038 2007-02-20 Alan Modra <amodra@bigpond.net.au>
11041 * varasm.c (use_blocks_for_decl_p): Return false for decls with
11044 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
11046 * doc/invoke.texi (-ftree-lrs): Remove.
11048 2007-02-19 Diego Novillo <dnovillo@redhat.com>
11050 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
11053 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
11055 * config/ia64/ia64.c (ia64_expand_builtin): Use the
11056 new CALL_EXPR_FN macro for retrieving the function
11057 declaration of the input expression.
11059 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11061 * c.opt (Waddress): New.
11062 * common.opt (Walways-true): Delete.
11063 (Wstring-literal-comparison): Delete.
11064 * doc/invoke.texi (Warning Options): Delete -Walways-true and
11065 -Wstring-literal-comparison. Add -Waddress.
11067 (Walways-true): Delete.
11068 (Wstring-literal-comparison): Delete.
11069 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
11070 consistently instead of -Walways-true in example.
11071 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
11072 * c-typeck.c (parser_build_binary_op): Replace
11073 -Wstring-literal-comparison and -Walways-true with -Waddress.
11074 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
11077 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
11079 * tree-cfg.c (dump_function_to_file): Be prepared for functions
11080 without DECL_STRUCT_FUNCTION initialized.
11082 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
11084 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
11085 due to calls to functions taking pointers as parameters.
11087 2007-02-19 Richard Henderson <rth@redhat.com>
11090 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
11093 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
11095 * config/s390/s390.c (s390_call_saved_register_used,
11096 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
11097 accessed to the new scheme.
11099 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11101 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
11102 (cris_print_index, cris_print_operand, cris_print_operand_address)
11103 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
11104 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
11105 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
11106 GET_CODE () == xxx.
11107 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
11108 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
11109 GO_IF_LEGITIMATE_ADDRESS): Ditto.
11110 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
11111 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
11112 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
11113 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
11114 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
11115 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
11116 (uminsi3, call, call_value): Ditto.
11117 (define_split: indir_to_reg_split, unnamed): Ditto.
11119 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
11121 PR tree-optimization/30975
11122 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
11125 2007-02-18 Eric Christopher <echristo@gmail.com>
11127 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
11128 Remove use of arglist.
11129 (mips_expand_builtin): Remove use of arglist, pass in expr.
11130 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
11131 (mips_expand_builtin_movtf): Ditto.
11132 (mips_expand_builtin_compare): Ditto.
11134 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
11136 * tree-sra.c (sra_build_assignment): Replace assertion
11137 checking with a comment explaining why it can't be done.
11139 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
11141 PR middle-end/30833
11142 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
11143 during CALL_EXPR representation conversion.
11144 * tree-ssa-propagate.c (set_rhs): Likewise.
11146 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
11148 * tree-sra.c (sra_build_assignment): Disable assertion checking
11151 2007-02-18 Roger Sayle <roger@eyesopen.com>
11153 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
11154 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11155 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
11157 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
11158 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
11159 gimplify_init_ctor_eval_range, gimple_push_cleanup,
11160 gimplify_omp_for, gimplify_omp_atomic_pipeline,
11161 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
11162 force_gimple_operand): Likewise.
11163 * ipa-cp.c (constant_val_insert): Likewise.
11164 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
11165 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
11166 perfect_nestify): Likewise.
11167 * langhooks.c (lhd_omp_assignment): Likewise.
11168 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
11169 lower_copyprivate_clauses, lower_send_clauses,
11170 lower_send_shared_vars, expand_parallel_call,
11171 expand_omp_for_generic, expand_omp_for_static_nochunk,
11172 expand_omp_for_static_chunk, expand_omp_sections,
11173 lower_omp_single_copy, lower_omp_for_lastprivate,
11174 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
11175 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11176 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
11179 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
11181 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
11182 config/sh/sh.md: Follow spelling conventions.
11184 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
11185 config/frv/predicates.md: Follow spelling conventions.
11187 * config/m68k/linux-unwind.h: Fix a comment typo.
11188 * target.h: Follow spelling conventions.
11190 2007-02-18 Roger Sayle <roger@eyesopen.com>
11192 PR rtl-optimization/28173
11193 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
11194 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
11195 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
11196 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
11197 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
11199 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11201 * builtins.c (fold_builtin_load_exponent): New.
11202 (fold_builtin_2): Use it.
11204 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
11206 PR rtl-optimization/30773
11207 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
11208 if we fail to attach a REG_EQUIV note.
11210 2007-02-18 David Edelsohn <edelsohn@gnu.org>
11211 Roger Sayle <roger@eyesopen.com>
11213 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
11215 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
11217 * calls.c (initialize_argument_information): Pass original EXP
11218 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
11219 code to split complex arguments here, as part of initializing the
11221 (expand_call): Remove code that builds a list of arguments and
11222 inserts implicit arguments into it. Instead, just count how many
11223 implicit arguments there will be so we can determine the size of
11224 the ARGS array, and let initialize_argument_information do the work.
11225 (split_complex_values): Delete unused function.
11227 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
11229 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
11231 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
11233 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
11234 for arg pointer based indexed addressing.
11236 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
11238 * config/ia64/ia64.h, config/ia64/ia64.md,
11239 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
11240 spelling conventions.
11242 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11244 * config/m68k/m68k.c (split_di): New.
11245 * config/m68k/m68k-protos.h: Declare split_di.
11246 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
11247 Improve predicate handling and split constant shifts.
11249 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11251 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
11252 parameter for register bitfield operations, general predicates
11255 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11257 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
11258 * config/m68k/linux-unwind.h: New file.
11260 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
11262 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
11263 config/i386/athlon.md, config/ia64/ia64.md,
11264 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
11265 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
11266 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
11267 tree-ssa-loop-niter.c, tree-vect-analyze.c,
11268 tree-vect-transform.c: Fix comment typos.
11270 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
11272 * sched-deps.c (find_insn_list): Remove.
11273 * sched-int.h: Remove the prototype for find_insn_list.
11275 2007-02-16 Geoffrey Keating <geoffk@apple.com>
11277 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
11279 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
11280 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
11281 darwin_rs6000_override_options.
11282 (C_COMMON_OVERRIDE_OPTIONS): Expect
11283 darwin_macosx_version_min to be non-NULL always.
11284 (TARGET_C99_FUNCTIONS): Likewise.
11285 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
11286 (DARWIN_MINVERSION_SPEC): New.
11287 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
11288 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
11290 (DARWIN_MINVERSION_SPEC): New.
11291 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
11293 * config/darwin-c.c (darwin_cpp_builtins): Expect
11294 darwin_macosx_version_min to be non-NULL always.
11296 * config/rs6000/rs6000.c: Clean up trailing whitespace.
11298 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
11300 * config/i386/i386.h (x86_use_xchgb): New.
11301 (TARGET_USE_XCHGB): New macro.
11302 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
11303 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
11304 Split after reload into bswaphi for shifts of 8.
11305 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
11306 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
11307 or when optimizing for size.
11309 2007-02-16 Richard Guenther <rguenther@suse.de>
11310 Christian Bruel <christian.bruel@st.com>
11312 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
11313 DECLs but prefer SSA_NAMEs over DECLs.
11315 2007-02-16 Richard Guenther <rguenther@suse.de>
11317 * tree-flow-inline.h (single_imm_use_p): Remove.
11318 (zero_imm_uses_p): Likewise.
11319 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
11320 instead of single_imm_use_p.
11321 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
11324 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11327 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
11328 nested double- and backquotes.
11330 2007-02-15 Roger Sayle <roger@eyesopen.com>
11332 PR middle-end/30391
11333 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
11334 should be unreachable.
11335 (build2_stat): Allow construction of MODIFY_EXPR at any time.
11336 For the time being redirect GIMPLE_MODIFY_STMT to the new
11337 (renamed) build_gimple_modify_stmt_stat.
11338 (build2_gimple_stat): Rename to...
11339 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
11340 Always build a GIMPLE_MODIFY_STMT node.
11341 * tree.h (build2_gimple, build2_gimple_stat): Delete.
11342 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
11345 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
11346 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
11347 * tree-complex.c (set_component_ssa_name, expand_complex_move,
11348 expand_complex_div_wide): Likewise.
11349 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
11350 * tree-ssa-loop-im.c (schedule_sm): Likewise.
11351 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
11352 * tree-ssa-loop-manip.c (create_iv): Likewise.
11353 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
11354 abs_replacement): Likewise.
11355 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
11356 realify_fake_stores): Likewise.
11358 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
11359 node rather than a GIMPLE_MODIFY_STMT node.
11360 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
11361 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
11363 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
11364 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
11365 GIMPLE_MODIFY_STMT.
11367 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11369 PR middle-end/30433
11370 * fold-const.c (fold_comparison): Add back the
11371 folding of constant complex comparisions.
11373 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11375 PR middle-end/30729
11376 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
11377 effects unknown to this function, return early.
11379 2007-02-15 Ian Lance Taylor <iant@google.com>
11381 * lower-subreg.c (move_eh_region_note): New static function.
11382 (resolve_simple_move): Call it.
11383 (decompose_multiword_subregs): Track blocks for which we resolve a
11384 simple move which is also a control flow insn. Pass them to
11385 find_many_sub_basic_blocks.
11386 (pass_lower_subreg): Add TODO_verify_flow.
11387 (pass_lower_subreg2): Likewise.
11389 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11390 Brooks Moses <brooks.moses@codesourcery.com>
11391 Lee Millward <lee.millward@codesourcery.com>
11393 * tree.h (enum tree_code_class): Add tcc_vl_exp.
11394 (VL_EXP_CLASS_P): New.
11395 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
11397 (TREE_OPERAND_CHECK_CODE): Likewise.
11398 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
11399 (TREE_RTL_OPERAND_CHECK): Likewise.
11400 (tree_operand_check_failed): Make second parameter the whole tree
11401 instead of its code. Fixed callers.
11402 (VL_EXP_CHECK): New.
11403 (TREE_OPERAND_LENGTH): New.
11404 (VL_EXP_OPERAND_LENGTH): New.
11405 (CALL_EXPR_FN): New.
11406 (CALL_EXPR_STATIC_CHAIN): New.
11407 (CALL_EXPR_ARGS): New.
11408 (CALL_EXPR_ARG): New.
11409 (call_expr_nargs): New.
11410 (CALL_EXPR_ARGP): New.
11411 (build_nt_call_list): Declare.
11412 (build_vl_exp_stat): Declare.
11413 (build_vl_exp): New.
11414 (build_call_list): Declare.
11415 (build_call_nary): Declare.
11416 (build_call_valist): Declare.
11417 (build_call_array): Declare.
11418 (call_expr_arg): Declare.
11419 (call_expr_argp): Declare.
11420 (call_expr_arglist): Declare.
11421 (fold_build_call_list): Declare.
11422 (fold_build_call_list_initializer): Declare.
11423 (fold_call_expr): Declare to replace fold_builtin.
11424 (fold_builtin_fputs): Update to agree with modified definition.
11425 (fold_builtin_strcpy): Likewise.
11426 (fold_builtin_strncpy): Likewise.
11427 (fold_builtin_memory_chk): Likewise.
11428 (fold_builtin_stxcpy_chk): Likewise.
11429 (fold_builtin_strncpy_chk): Likewise.
11430 (fold_builtin_next_arg): Likewise.
11431 (fold_build_call_expr): Declare.
11432 (fold_builtin_call_list): Declare.
11433 (fold_builtin_call_valist): Declare.
11434 (build_call_expr): Declare.
11435 (validate_arglist): Update to agree with modified definition.
11436 (tree_operand_length): New.
11437 (call_expr_arg_iterator): New.
11438 (init_call_expr_arg_iterator): New.
11439 (next_call_expr_arg): New.
11440 (first_call_expr_arg): New.
11441 (more_call_expr_args_p): New.
11442 (FOR_EACH_CALL_EXPR_ARG): New.
11444 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
11445 and tcc_gimple_stmt.
11446 (tree_code_size): Update documentation. Use sizeof (tree) rather
11447 than sizeof (char *).
11448 (tree_size): Likewise. Add case for tcc_vl_exp.
11449 (tree_node_structure): Add case for tcc_vl_exp.
11450 (contains_placeholder_p): Likewise.
11451 (substitute_in_expr): Likewise.
11452 (substitute_placeholder_in_expr): Likewise.
11453 (stabilize_reference_1): Likewise.
11454 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
11455 to diagnose breakage of this interface for constructing CALL_EXPRs.
11456 (build_nt): Add similar assertion here.
11457 (build_nt_call_list): New.
11458 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
11459 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
11461 (get_callee_fndecl): Use new CALL_EXPR accessors.
11462 (tree_operand_check_failed): Change parameters to pass entire node
11463 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
11464 (process_call_operands): New.
11465 (build_vl_exp_stat): New.
11466 (build_call_list): New.
11467 (build_call_nary): New.
11468 (build_call_valist): New.
11469 (build_call_array): New.
11470 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11471 (call_expr_arglist): New.
11473 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
11474 tcc_vl_exp instead of a fixed-size tcc_expression.
11476 * doc/c-tree.texi (CALL_EXPR): Document new representation and
11477 accessors for CALL_EXPRs.
11478 (AGGR_INIT_EXPR): Likewise.
11480 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11481 Brooks Moses <brooks.moses@codesourcery.com>
11482 Lee Millward <lee.millward@codesourcery.com>
11484 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
11485 (expand_builtin_nonlocal_goto): Change parameter to be entire
11486 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
11487 (expand_builtin_prefetch): Likewise.
11488 (expand_builtin_classify_type): Likewise.
11489 (mathfn_built_in): Return NULL_TREE instead of 0.
11490 (expand_errno_check): Use new CALL_EXPR accessors.
11491 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
11492 Return NULL_RTX instead of 0.
11493 (expand_builtin_mathfn_2): Likewise.
11494 (expand_builtin_mathfn_3): Likewise.
11495 (expand_builtin_interclass_mathfn): Likewise.
11496 (expand_builtin_sincos): Likewise.
11497 (expand_builtin_cexpi): Likewise.
11498 (expand_builtin_int_roundingfn): Likewise.
11499 (expand_builtin_int_roundingfn_2): Likewise.
11500 (expand_builtin_pow): Likewise.
11501 (expand_builtin_powi): Likewise.
11502 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
11503 of arglist, fixing callers appropriately. Use new CALL_EXPR
11504 accessors and constructors. Return NULL_RTX instead of 0.
11505 (expand_builtin_strstr): Likewise.
11506 (expand_builtin_strchr): Likewise.
11507 (expand_builtin_strrchr): Likewise.
11508 (expand_builtin_strpbrk): Likewise.
11509 (expand_builtin_memcpy): Likewise.
11510 (expand_builtin_mempcpy): Likewise.
11511 (expand_builtin_mempcpy_args): New.
11512 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
11513 (expand_builtin_memmove_args): New.
11514 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
11515 (expand_movstr): Likewise.
11516 (expand_builtin_strcpy): Likewise.
11517 (expand_builtin_strcpy_args): New.
11518 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
11519 (expand_builtin_strncpy): Likewise.
11520 (expand_builtin_memset): Likewise.
11521 (expand_builtin_memset_args): New.
11522 (expand_builtin_bzero): Similarly to expand_builtin_memset.
11523 (expand_builtin_memcmp): Likewise.
11524 (expand_builtin_strcmp): Likewise.
11525 (expand_builtin_strncmp): Likewise.
11526 (expand_builtin_strcat): Likewise.
11527 (expand_builtin_strncat): Likewise.
11528 (expand_builtin_strspn): Likewise.
11529 (expand_builtin_strcspn): Likewise.
11530 (expand_builtin_args_info): Likewise.
11531 (expand_builtin_va_start): Likewise.
11532 (gimplify_va_arg_expr): Likewise.
11533 (expand_builtin_va_end): Likewise.
11534 (expand_builtin_va_copy): Likewise.
11535 (expand_builtin_frame_address): Likewise.
11536 (expand_builtin_alloca): Likewise.
11537 (expand_builtin_bswap): Likewise.
11538 (expand_builtin_unop): Likewise.
11539 (expand_builtin_fputs): Likewise.
11540 (expand_builtin_expect): Likewise.
11541 (expand_builtin_fabs): Likewise.
11542 (expand_builtin_copysign): Likewise.
11543 (expand_builtin_printf): Likewise.
11544 (expand_builtin_fprintf): Likewise.
11545 (expand_builtin_sprintf): Likewise.
11546 (expand_builtin_init_trampoline): Likewise.
11547 (expand_builtin_signbit): Likewise.
11548 (expand_builtin_fork_or_exec): Likewise.
11549 (expand_builtin_sync_operation): Likewise.
11550 (expand_builtin_compare_and_swap): Likewise.
11551 (expand_builtin_lock_test_and_set): Likewise.
11552 (expand_builtin_lock_release): Likewise.
11553 (expand_builtin): Likewise.
11554 (builtin_mathfn_code): Likewise.
11556 (fold_builtin_constant_p): Pass call arguments individually instead
11557 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11558 accessors and constructors. Return NULL_TREE instead of 0.
11559 (fold_builtin_expect): Likewise.
11560 (fold_builtin_classify_type): Likewise.
11561 (fold_builtin_strlen): Likewise.
11562 (fold_builtin_nan): Likewise.
11563 (integer_valued_real_p): Likewise.
11564 (fold_trunc_transparent_mathfn): Likewise.
11565 (fold_fixed_mathfn): Likewise.
11566 (fold_builtin_cabs): Likewise.
11567 (fold_builtin_sqrt): Likewise.
11568 (fold_builtin_cbrt): Likewise.
11569 (fold_builtin_cos): Likewise.
11570 (fold_builtin_cosh): Likewise.
11571 (fold_builtin_tan): Likewise.
11572 (fold_builtin_sincos): Likewise.
11573 (fold_builtin_cexp): Likewise.
11574 (fold_builtin_trunc): Likewise.
11575 (fold_builtin_floor): Likewise.
11576 (fold_builtin_ceil): Likewise.
11577 (fold_builtin_round): Likewise.
11578 (fold_builtin_int_roundingfn): Likewise.
11579 (fold_builtin_bitop): Likewise.
11580 (fold_builtin_bswap): Likewise.
11581 (fold_builtin_logarithm): Likewise.
11582 (fold_builtin_hypot): Likewise.
11583 (fold_builtin_pow): Likewise.
11584 (fold_builtin_powi): Likewise.
11585 (fold_builtin_exponent): Likewise.
11586 (fold_builtin_memset): Likewise.
11587 (fold_builtin_bzero): Likewise.
11588 (fold_builtin_memory_op): Likewise.
11589 (fold_builtin_bcopy): Deleted; call site changed to invoke
11590 fold_builtin_memory_op directly.
11591 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
11592 (fold_builtin_strncpy): Likewise.
11593 (fold_builtin_memcmp): Likewise.
11594 (fold_builtin_strcmp): Likewise.
11595 (fold_builtin_strncmp): Likewise.
11596 (fold_builtin_signbit): Likewise.
11597 (fold_builtin_copysign): Likewise.
11598 (fold_builtin_isascii): Likewise.
11599 (fold_builtin_toascii): Likewise.
11600 (fold_builtin_isdigit): Likewise.
11601 (fold_builtin_fabs): Likewise.
11602 (fold_builtin_abs): Likewise.
11603 (fold_builtin_fmin_fmax): Likewise.
11604 (fold_builtin_carg): Likewise.
11605 (fold_builtin_classify): Likewise.
11606 (fold_builtin_unordered_cmp): Likewise.
11608 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
11609 New functions split out from fold_builtin_1.
11610 (fold_builtin_n): New.
11611 (fold_builtin_varargs): New.
11612 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
11614 (fold_call_expr): New.
11615 (build_function_call_expr): Rewrite to use new helper function.
11616 (fold_builtin_call_list): New.
11617 (build_call_expr): New.
11618 (fold_builtin_call_valist): New.
11619 (rewrite_call_expr): New.
11620 (validate_arg): New.
11621 (validate_arglist): Change parameter to be entire CALL_EXPR instead
11622 of an arglist. Change return type to bool. Use new CALL_EXPR
11625 (fold_builtin_strstr): Pass call arguments individually instead
11626 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11627 accessors and constructors. Return NULL_TREE instead of 0.
11628 (fold_builtin_strchr): Likewise.
11629 (fold_builtin_strrchr): Likewise.
11630 (fold_builtin_strpbrk): Likewise.
11631 (fold_builtin_strcat): Likewise.
11632 (fold_builtin_strncat): Likewise.
11633 (fold_builtin_strspn): Likewise.
11634 (fold_builtin_strcspn): Likewise.
11635 (fold_builtin_fputs): Likewise.
11636 (fold_builtin_next_arg): Likewise.
11637 (fold_builtin_sprintf): Likewise.
11639 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
11640 NULL_RTX instead of 0.
11641 (expand_builtin_memory_chk): Likewise.
11642 (maybe_emit_chk_warning): Likewise.
11643 (maybe_emit_sprintf_chk_warning): Likewise.
11645 (fold_builtin_object_size): Pass call arguments individually instead
11646 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11647 accessors and constructors. Return NULL_TREE instead of 0.
11648 (fold_builtin_memory_chk): Likewise.
11649 (fold_builtin_stxcpy_chk): Likewise.
11650 (fold_builtin_strncpy_chk): Likewise.
11651 (fold_builtin_strcat_chk): Likewise.
11652 (fold_builtin_strcat_chk): Likewise.
11653 (fold_builtin_strncat_chk): Likewise.
11654 (fold_builtin_sprintf_chk): Likewise.
11655 (fold_builtin_snprintf_chk): Likewise.
11656 (fold_builtin_printf): Likewise.
11657 (fold_builtin_vprintf): Likewise.
11659 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
11661 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
11662 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11663 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
11664 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
11665 (fold_unary): Likewise.
11666 (fold_binary): Likewise.
11667 (fold_ternary): Remove CALL_EXPR case, since they are no longer
11668 ternary expressions.
11669 (fold): Add logic for tcc_vl_exp.
11670 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
11671 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11672 (fold_build3_stat): Add assertion to flag broken interface for
11673 constructing CALL_EXPRs.
11674 (fold_build_call_list): New.
11675 (fold_build_call_list_initializer): New.
11676 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
11678 (fold_strip_sign_ops): Likewise.
11680 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11681 Brooks Moses <brooks.moses@codesourcery.com>
11682 Lee Millward <lee.millward@codesourcery.com>
11684 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
11685 accessors and dump arguments explicitly.
11687 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
11689 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
11691 (print_call_name): Use new CALL_EXPR accessors.
11693 * print-tree.c (print_node): Add case tcc_vl_exp. Print
11694 CALL_EXPR arguments explicitly instead of as a list. Use
11695 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11697 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
11698 (vrp_visit_stmt): Likewise.
11700 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
11701 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
11703 (force_move_till_expr): Likewise.
11705 * targhooks.c (default_external_stack_protect_fail): Use
11706 build_call_expr instead of build_function_call_expr.
11707 (default_hidden_stack_protect_fail): Likewise.
11709 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
11712 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
11713 and walk arguments explicitly.
11715 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
11716 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11717 (expand_simple_operations): Likewise.
11718 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
11720 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
11721 of TREE_CODE_LENGTH.
11722 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
11724 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
11725 instead of TREE_CODE_LENGTH.
11727 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
11728 (tree_ic_transform): Likewise.
11729 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
11730 parameter instead of arglist. Fix callers.
11731 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
11732 (tree_stringops_transform): Likewise.
11733 (tree_indirect_call_to_profile): Likewise.
11734 (tree_stringops_values_to_profile): Likewise.
11736 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
11737 (eliminate_tail_call): Likewise.
11739 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
11741 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
11742 Use TREE_OPERAND_LENGTH and generalize to handle any number of
11744 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
11746 * omp-low.c (build_omp_barrier): Use build_call_expr.
11747 (lower_rec_input_clauses): Likewise.
11748 (lower_reduction_clauses): Likewise.
11749 (expand_parallel_call): Likewise.
11750 (maybe_catch_exception): Likewise.
11751 (expand_omp_for_generic): Likewise.
11752 (expand_omp_for_static_nochunk): Likewise.
11753 (expand_omp_sections): Likewise.
11754 (lower_omp_single_simple): Likewise.
11755 (lower_omp_single_copy): Likewise.
11756 (lower_omp_master): Likewise.
11757 (lower_omp_ordered): Likewise.
11758 (lower_omp_critical): Likewise.
11760 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
11761 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
11763 * tree-gimple.c (is_gimple_call_addr): Fix doc.
11764 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
11765 TREE_CODE_LENGTH. Add tcc_vl_exp case.
11767 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
11768 and generalize to handle any number of operands.
11769 (chrec_contains_undetermined): Likewise.
11770 (tree_contains_chrecs): Likewise.
11771 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
11773 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
11775 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
11776 fold_call_expr instead of fold_builtin.
11777 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
11778 match declarations there.
11779 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
11782 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
11783 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11785 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
11786 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
11788 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
11791 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
11792 (execute_cse_sincos): Use new CALL_EXPR accessors.
11794 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
11796 * gimple-low.c (lower_function_body): Use build_call_expr.
11797 (lower_builtin_setjmp): Likewise.
11799 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
11800 (set_storage_via_libcall): Likewise.
11801 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
11802 instead of TREE_CODE_LENGTH.
11803 (expand_expr_real_1): Use new CALL_EXPR accessors.
11805 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
11806 generalize to handle any number of operands.
11807 (TB_parent_eq): Likewise.
11809 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
11810 (strip_builtin_expect): Likewise.
11812 * function.c (gimplify_parameters): Use build_call_expr.
11814 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
11815 instead of TREE_CODE_LENGTH.
11817 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
11818 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
11820 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
11823 * gimplify.c (build_stack_save_restore): Use build_call_expr.
11824 (gimplify_decl_expr): Likewise.
11825 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
11826 Use new CALL_EXPR iterators.
11827 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
11828 (gimplify_modify_expr_to_memset): Likewise.
11829 (gimplify_variable_sized_compare): Likewise.
11830 (gimplify_omp_atomic_fetch_op): Likewise.
11831 (gimplify_omp_atomic_pipeline): Likewise.
11832 (gimplify_omp_atomic_mutex): Likewise.
11833 (gimplify_function_tree): Likewise.
11835 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
11836 (call_expr_flags): Likewise.
11837 (expand_call): Likewise.
11839 * except.c (expand_builtin_eh_return_data_regno): Pass entire
11840 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
11843 * coverage.c (create_coverage): Use build_call_expr.
11845 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
11846 (temp_call_expr_obstack): New.
11847 (pool_copy_list): Delete.
11848 (temp_copy_call_expr): New.
11849 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
11850 CALL_EXPR accessors. Get rid of special goo for copying argument
11851 lists and use temp_copy_call_expr instead.
11852 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
11853 CALL_EXPR accessors.
11854 (create_expression_by_pieces): Likewise. Use build_call_array
11855 to construct the result instead of fold_build3.
11856 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
11857 dealing with argument lists.
11858 (init_pre): Remove references to expression_node_pool and
11859 list_node_pool. Init temp_call_expr_obstack instead.
11860 (fini_pre): Remove references to expression_node_pool and
11863 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
11864 and walk arguments explicitly instead of as a list.
11866 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
11867 (mx_register_decls): Likewise.
11868 (mudflap_register_call): Likewise.
11869 (mudflap_finish_file): Likewise.
11871 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
11872 (ipa_callsite_compute_param): Likewise.
11874 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
11875 accessors and constructor.
11877 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
11878 accessors and constructor.
11879 (convert_tramp_reference): Likewise.
11880 (convert_call_expr): Likewise.
11881 (finalize_nesting_tree_1): Likewise.
11883 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
11886 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
11888 * tree-inline.c (initialize_inlined_parameters): Pass entire
11889 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
11891 (estimate_num_insns_1): Use new CALL_EXPR accessors.
11892 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
11894 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
11895 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11896 (vectorizable_reduction): Likewise.
11897 (vectorizable_call): Use new CALL_EXPR iterators.
11898 (vectorizable_conversion): Use build_call_expr.
11899 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
11900 (vect_gen_widened_results_half): Use build_call_expr.
11901 (vect_setup_realignment): Likewise.
11902 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
11904 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
11905 (pass_through_call): Likewise.
11906 (compute_object_sizes): Likewise. Use fold_call_expr instead of
11909 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
11910 (tree_gen_pow2_profiler): Likewise.
11911 (tree_gen_one_value_profiler): Likewise.
11912 (tree_gen_ic_func_profiler): Likewise.
11913 (tree_gen_average_profiler): Likewise.
11914 (tree_gen_ior_profiler): Likewise.
11916 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
11917 (find_func_aliases): Use new CALL_EXPR accessors. Add case
11918 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11920 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
11921 of TREE_CODE_LENGTH.
11923 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
11924 of TREE_CODE_LENGTH.
11926 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
11928 (convert_to_integer): Likewise.
11930 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
11933 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11934 Brooks Moses <brooks.moses@codesourcery.com>
11935 Lee Millward <lee.millward@codesourcery.com>
11937 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
11939 * config/frv/frv.c (frv_expand_builtin): Likewise.
11940 * config/s390/s390.c (s390_expand_builtin): Likewise.
11942 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
11943 (sparc_expand_builtin): Use new CALL_EXPR accessors.
11945 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
11946 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
11947 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
11948 (ix86_expand_store_builtin): Likewise.
11949 (ix86_expand_unop_builtin): Likewise.
11950 (ix86_expand_unop1_builtin): Likewise.
11951 (ix86_expand_sse_compare): Likewise.
11952 (ix86_expand_sse_comi): Likewise.
11953 (ix86_expand_vec_init_builtin): Likewise.
11954 (ix86_expand_vec_ext_builtin): Likewise.
11955 (ix86_expand_vec_set_builtin): Likewise.
11956 (ix86_expand_builtin): Use new CALL_EXPR accessors.
11958 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
11959 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
11961 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
11962 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11963 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
11965 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
11967 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11968 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
11969 arglist. Use new CALL_EXPR accessors. Fix callers.
11970 (altivec_expand_abs_builtin): Likewise.
11971 (rs6000_expand_binop_builtin): Likewise.
11972 (altivec_expand_predicate_builtin): Likewise.
11973 (altivec_expand_lv_builtin): Likewise.
11974 (spe_expand_stv_builtin): Likewise.
11975 (altivec_expand_stv_builtin): Likewise.
11976 (rs6000_expand_ternop_builtin): Likewise.
11977 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
11978 (altivec_expand_st_builtin): Likewise.
11979 (altivec_expand_dst_builtin): Likewise.
11980 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
11981 arglist. Use new CALL_EXPR accessors. Fix callers.
11982 (altivec_expand_vec_set_builtin): Likewise.
11983 (altivec_expand_vec_ext_builtin): Likewise.
11984 (altivec_expand_builtin): Use new CALL_EXPR accessors.
11985 (spe_expand_builtin): Likewise.
11986 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
11987 arglist. Use new CALL_EXPR accessors. Fix callers.
11988 (spe_expand_evsel_builtin): Likewise.
11989 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
11990 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
11992 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
11993 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11994 (arm_expand_unop_builtin): Likewise.
11995 (arm_expand_builtin): Use new CALL_EXPR accessors.
11997 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
12000 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
12001 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12002 (bfin_expand_unop_builtin): Likewise.
12003 (bfin_expand_builtin): Use new CALL_EXPR accessors.
12005 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12006 Brooks Moses <brooks.moses@codesourcery.com>
12007 Lee Millward <lee.millward@codesourcery.com>
12009 * c-semantics.c (build_stmt): Add internal diagnostic check.
12011 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
12012 accessors. Print arguments explicitly instead of as a list.
12014 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
12016 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
12017 (c_finish_omp_flish): Likewise.
12019 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
12020 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
12021 instead of TREE_CODE_LENGTH.
12022 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
12023 (c_warn_unused_result): Likewise.
12025 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12028 * doc/invoke.texi (Warning Options): Remove
12029 -Werror-implicit-function-declaration.
12030 (Wimplicit-function-declaration): Update description.
12031 * opts.c (common_handle_option): Move handling of -Werror=* to...
12032 (enable_warning_as_error): ...here.
12033 * opts.h (enable_warning_as_error): Declare.
12034 * c-decl.c (implicit_decl_warning): Unless
12035 -Wno-implicit-function-declaration is given, emit a pedwarn if
12036 -std=c99 or emit a warning if -Wimplicit-function-declaration.
12037 * c.opt (Wimplicit-function-declaration): Replace
12038 mesg_implicit_function_declaration with
12039 warn_implicit_function_declaration.
12040 * c-opts.c (c_common_handle_option):
12041 -Werror-implicit-function-declaration is exactly equal as
12042 -Werror=implicit-function-declaration.
12043 (set_Wimplicit): Replace mesg_implicit_function_declaration with
12044 warn_implicit_function_declaration.
12045 (c_common_post_options): -Wimplict-function-declaration is enabled
12046 by default by -std=c99, otherwise is disabled by default.
12047 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
12049 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
12051 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
12052 DECL on the rhs to a DECL on the lhs for debug info purposes if the
12053 former is ignored but not the latter.
12055 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
12057 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
12058 is made and the reference doesn't use the alias set of its type,
12059 do not create the temporary using that type.
12061 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
12063 * jump.c: Remove prototypes for delete_computation and
12064 delete_prior_computation.
12066 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
12068 * jump.c (get_label_after): Delete.
12069 (get_label_before, delete_computation, delete_jump,
12070 delete_prior_computation, follow_jumps): Move...
12071 * reorg.c (delete_computation, delete_prior_computation): ... here...
12072 (get_label_before, delete_jump): ... making these static ...
12073 (follow_jumps): ... and simplifying this since it only runs after
12075 * rtl.h (get_label_after, get_label_before, delete_jump,
12076 follow_jumps): Delete prototypes.
12078 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
12080 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
12082 2007-02-15 Nick Clifton <nickc@redhat.com>
12084 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
12085 order to prevent it from being munged by the target.
12087 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
12089 * config/i386/i386.md: Remove misleading comment.
12091 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12093 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
12094 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
12097 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12099 * tree-sra.c (instantiate_missing_elements): Canonicalize
12101 (sra_build_assignment): New.
12102 (generate_copy_inout, generate_element_copy,
12103 generate_element_zero, generate_one_element_init): Use it.
12105 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12107 * tree-sra.c (instantiate_missing_elements): Canonicalize
12109 (sra_build_assignment): New.
12110 (generate_copy_inout, generate_element_copy,
12111 generate_element_zero, generate_one_element_init): Use it.
12113 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12115 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
12118 2007-02-14 Joseph Myers <joseph@codesourcery.com>
12120 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
12121 types as aggregates not scalars.
12122 * function.c (assign_stack_temp_for_type): Likewise.
12124 2007-02-14 Roger Sayle <roger@eyesopen.com>
12125 Zdenek Dvorak <dvorakz@suse.cz>
12127 * tree-dump.c (dump_switch_p_1): Require exact match of the option
12130 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
12132 * passes.c (next_pass_1): Clear the next field of the copied
12135 2007-02-14 Richard Henderson <rth@redhat.com>
12137 * tree-sra.c (early_sra): New.
12138 (decl_can_be_decomposed_p): Deny va_list if early_sra.
12139 (tree_sra_early, pass_sra_early): New.
12140 * tree-pass.h (pass_sra_early): Declare.
12141 * passes.c (init_optimization_passes): Use it.
12143 2007-02-14 Richard Guenther <rguenther@suse.de>
12145 * flags.h (issue_strict_overflow_warning): Convert to a macro.
12147 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
12149 PR tree-optimization/30771
12150 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
12152 (vect_analyze_operations): Induction phis can now be marked as
12154 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
12155 Update documentation accordingly.
12157 2007-02-14 Nick Clifton <nickc@redhat.com>
12159 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
12160 most 3 arguments are supported.
12161 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
12163 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
12165 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
12166 Ensure dst->current is valid.
12168 2007-02-13 Paul Brook <paul@codesourcery.com>
12170 * config.gcc: Add arm*-*-uclinux-*eabi.
12171 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
12172 (SUBTARGET_EXTRA_LINK_SPEC): Define.
12173 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
12174 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
12175 (LINK_SPEC): Define.
12176 (LIB_SPEC): Define.
12177 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
12179 * config/arm/uclinux-eabi.h: New file.
12180 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
12181 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
12184 2007-02-13 Ian Lance Taylor <iant@google.com>
12186 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
12187 * flags.h (warn_strict_overflow): Declare.
12188 (enum warn_strict_overflow_code): Define.
12189 (issue_strict_overflow_warning): New static inline function.
12190 * opts.c (warn_strict_overflow): New variable.
12191 (common_handle_option): Handle OPT_Wstrict_overflow and
12192 OPT_Wstrict_overflow_.
12193 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
12195 * fold-const.c: Include intl.h.
12196 (fold_deferring_overflow_warnings): New static variable.
12197 (fold_deferred_overflow_warning): New static variable.
12198 (fold_deferred_overflow_code): New static variable.
12199 (fold_defer_overflow_warnings): New function.
12200 (fold_undefer_overflow_warnings): New function.
12201 (fold_undefer_and_ignore_overflow_warnings): New function.
12202 (fold_deferring_overflow_warnings_p): New function.
12203 (fold_overflow_warning): New static function.
12204 (make_range): Add strict_overflow_p parameter. Change all
12206 (extract_muldiv, extract_muldiv_1): Likewise.
12207 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
12208 tree_expr_nonnegative_p.
12209 (fold_negate_expr): Call fold_overflow_warning.
12210 (fold_range_test): Likewise.
12211 (fold_comparison): Likewise.
12212 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
12213 instead of tree_expr_nonnegative_p.
12214 (tree_expr_nonnegative_warnv_p): Rename from
12215 tree_expr_nonnegative_p, add strict_overflow_p parameter.
12216 (tree_expr_nonnegative_p): New function.
12217 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
12218 strict_overflow_p parameter.
12219 (tree_expr_nonzero_p): New function.
12220 * passes.c (verify_interpass_invariants): New static function.
12221 (execute_one_pass): Call it.
12222 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
12224 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
12225 (estimate_numbers_of_iterations): Likewise.
12226 (scev_probably_wraps_p): Likewise.
12227 * tree-ssa-ccp.c: Include "toplev.h".
12228 (evaluate_stmt): Defer fold overflow warnings until we know we are
12230 (struct fold_stmt_r_data): Add stmt field.
12231 (fold_stmt_r): Defer fold overflow warnings until we know we
12233 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
12234 (fold_stmt_inplace): Likewise.
12235 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
12236 (cleanup_control_expr_graph): Defer fold overflow warnings until
12237 we know we are going to optimize.
12238 * tree-cfg.c (fold_cond_expr_cond): Likewise.
12239 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
12241 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
12242 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
12243 * tree-ssa-loop-manip.c (create_iv): Likewise.
12244 * c-typeck.c (build_conditional_expr): Likewise.
12245 (build_binary_op): Likewise.
12246 * tree-vrp.c (vrp_expr_computes_nonzero): Call
12247 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
12248 (extract_range_from_unary_expr): Likewise.
12249 * simplify-rtx.c (simplify_const_relational_operation): Warn when
12250 assuming that signed overflow does not occur.
12251 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
12252 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
12253 (fold_defer_overflow_warnings): Declare.
12254 (fold_undefer_overflow_warnings): Declare.
12255 (fold_undefer_and_ignore_overflow_warnings): Declare.
12256 (fold_deferring_overflow_warnings_p): Declare.
12257 (tree_expr_nonzero_warnv_p): Declare.
12258 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
12259 of warning options.
12260 (Warning Options): Document -Wstrict-overflow.
12261 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
12262 (tree-ssa-ccp.o): Likewise.
12263 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
12264 (fold-const.o): Depend on intl.h.
12266 2007-02-13 Ian Lance Taylor <iant@google.com>
12268 PR middle-end/30751
12269 * lower-subreg.c (resolve_simple_move): Decompose subregs in
12272 2007-02-13 Stuart Hastings <stuart@apple.com>
12274 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
12276 2007-02-13 Richard Henderson <rth@redhat.com>
12278 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
12279 handled_component_p before looking for the indirect_ref.
12281 2007-02-13 Richard Henderson <rth@redhat.com>
12283 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
12284 remove flags clobber.
12285 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
12286 (bswaphi_lowpart): New.
12287 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
12288 remove TARGET_BSWAP test. Delete expander of the same name.
12290 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
12291 (expand_unop): Use them.
12293 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
12295 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
12296 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
12297 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
12298 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
12299 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
12300 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
12301 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
12302 assembler dialect choice from asm templates.
12304 2007-02-12 Richard Henderson <rth@redhat.com>
12306 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
12307 (fixuns_trunc<SSEMODEF>si2): Use it.
12308 * config/i386/sse.md (vec_setv4sf_0): Export.
12309 * config/i386/i386.c (ix86_build_const_vector): Export.
12310 (ix86_split_convert_uns_si_sse): Rename from
12311 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
12312 * config/i386/i386-protos.h: Update.
12314 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12317 * c-typeck.c (c_finish_return): Improve warning message.
12319 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12321 * alias.c (find_symbolic_term): Delete unused function.
12323 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
12325 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
12326 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
12327 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
12329 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12331 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
12332 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
12333 the function, temporarily point the debug interface to the null one.
12335 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12337 * dwarf2out.c (round_up_to_align): New static function.
12338 (field_byte_offset): Use it to round the offset.
12340 2007-02-12 Richard Henderson <rth@redhat.com>
12342 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
12343 (inswl_const): Export.
12345 2007-02-12 Richard Henderson <rth@redhat.com>
12347 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
12348 result mode of the libcall, convert back to outmode.
12350 2007-02-12 Roger Sayle <roger@eyesopen.com>
12352 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
12353 (bswapdi2): New define_expand to implement 32-bit implementation.
12355 2007-02-12 Nick Clifton <nickc@redhat.com>
12357 * doc/invoke.texi (Overall Options): Document --help=.
12358 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
12359 (cc1_options): Pass --help= on to cc1.
12360 (display_help): Add description of --help=.
12361 (process_command): Add code to handle --help=. Allow translated
12362 --help and --target-help switches to be passed on to compiler
12364 (main): Remove unused if statement.
12365 * opts.c (columns): Remove.
12366 (LEFT_COLUMN): Define.
12367 (wrap_help): Add columns argument.
12368 (print_filtered_help): Change parameters to be an include bitmask,
12369 an exclude bitmask, an any bitmask and the column width. Move the
12370 code to display the params list here. Add code to display the
12371 status of options rather than their descriptions if the quiet flag
12373 (print_specific_help): Change parameters to be an include bitmask,
12374 an exclude bitmask and an any bitmask. Move code to look up the
12375 column width here. Decide upon the title for an options listing.
12376 (common_handle_options): Add code to handle --help=. Adapt code
12377 for --help and --target-help to use the revised form of the
12378 print_specific_help function.
12379 (print_help): Delete.
12380 (print_param_help): Delete.
12381 (print_switch): Delete.
12382 * opts.h (cl_lang_count): Add prototype.
12383 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
12384 CL_MAX_OPTION_CLASS): New defines.
12385 * optc-gen.awk: Add construction of cl_lang_count.
12386 * c.opt: Add Warning attribute to warning options and Optimization
12387 attribute to optimization options.
12388 * common.opt: Likewise.
12390 Add -fhelp and -ftarget-help as aliases for the transformed --help
12391 and --target-help options.
12392 * opt-functions.awk: Add code to handle Warning and Optimization
12395 2007-02-12 Richard Henderson <rth@redhat.com>
12397 * config/alpha/constraints.md: New file.
12398 * config/alpha/alpha.c: Include tm-constrs.h.
12399 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
12400 alpha_extra_constraint): Remove.
12401 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
12402 * config/alpha/alpha-protos.h: Update.
12403 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
12404 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
12405 (EXTRA_CONSTRAINT): Remove.
12406 * config/alpha/alpha.md: Include constraints.md.
12407 (adddi splitter): Use satisfies_constraint_*.
12408 * config/alpha/predicates.md (add_operand): Likewise.
12409 (sext_add_operand, addition_operation): Likewise.
12411 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
12413 PR tree-optimization/29145
12414 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
12415 in our handling of restrict qualified pointers.
12417 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12420 * doc/invoke.texi (Wunused-value): Update description.
12421 (Wextra): Delete item.
12422 * opts.c (set_Wextra): Don't use the value of Wextra to set the
12423 value of Wunused-value.
12424 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
12425 (c_finish_stmt_expr): Don't check extra_warnings.
12426 (emit_side_effect_warnings): The caller is responsible to check
12429 2007-02-11 Roger Sayle <roger@eyesopen.com>
12430 Matt Thomas <matt@3am-software.com>
12432 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
12434 2007-02-11 Roger Sayle <roger@eyesopen.com>
12436 * simplify-rtx.c (simplify_relational_operation_1): Optimize
12437 comparisons of POPCOUNT against zero.
12438 (simplify_const_relational_operation): Likewise.
12440 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12442 * doc/invoke.texi (Wextra): Delete outdated paragraph.
12444 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12446 * dwarf2out.c (root_type): Delete unused function.
12448 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12450 * genattrtab.c (contained_in_p): Delete unused function.
12451 (write_expr_attr_cache): Likewise.
12453 2007-02-11 Jan Hubicka <jh@suse.cz>
12455 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
12458 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
12460 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
12461 to add the REG_EQ* note.
12462 * see.c (see_merge_one_use_extension): Likewise.
12463 * local-alloc.c (update_equiv_regs): Likewise. Also don't
12464 turn REG_EQUAL notes into REG_EQUIV notes if the target
12465 register may have more than one set.
12466 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
12467 * gcse.c (try_replace_reg): Likewise.
12468 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
12469 * calls.c (fixup_tail_calls): Likewise. Abort if there is
12470 more than one REG_EQUIV note.
12471 * reload1.c (gen_reload): Use set_unique_reg_note.
12473 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
12475 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
12476 (ix86_builtin_conversion): New function.
12478 2007-02-06 Mark Mitchell <mark@codesourcery.com>
12481 * tree.h (DECL_REPLACEABLE_P): New macro.
12482 * except.c (set_nothrow_function_flags): Likewise.
12484 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
12485 Ira Rosen <irar@il.ibm.com>
12486 Dorit Nuzman <dorit@il.ibm.com>
12488 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
12489 * targhooks.c (default_builtin_vectorized_conversion): New.
12490 * targhooks.h (default_builtin_vectorized_function): New declaration.
12491 * target.h (struct vectorize): Add builtin_conversion field.
12492 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
12493 stmt_vec_info_type value.
12494 (vectorizable_conversion): New declaration.
12495 * tree-vect-analyze.c (vect_analyze_operations): Add
12496 vectorizable_conversion call.
12497 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
12498 * tree-vect-transform.c (vectorizable_conversion): New function.
12499 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
12500 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
12502 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
12503 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
12504 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
12505 or ALTIVEC_BUILTIN_VCFSX.
12507 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12510 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
12511 CONST_DOUBLE and operand 0 is a hard register.
12512 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
12513 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
12514 is a hard floating-point register.
12516 2007-02-10 Richard Henderson <rth@redhat.com>
12517 Jakub Jelinek <jakub@redhat.com>
12518 Alexandre Oliva <aoliva@redhat.com>
12520 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
12521 * builtin-types.def (BT_WORD): Make unsigned.
12522 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
12523 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
12524 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
12525 * c-decl.c (grokdeclarator): Don't error if !have_tls.
12526 * c-parser.c (c_parser_omp_threadprivate): Likewise.
12527 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
12529 * expr.c (emutls_var_address): New.
12530 (expand_expr_real_1): Expand emulated tls.
12531 (expand_expr_addr_expr_1): Likewise.
12532 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
12533 * output.h (emutls_finish): Declare.
12534 * toplev.c (compile_file): Call it.
12535 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
12536 address before wrapping in CONST.
12537 * varasm.c (emutls_htab, emutls_object_type): New.
12538 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
12539 (get_emutls_object_name, get_emutls_object_type): New.
12540 (get_emutls_init_templ_addr, emutls_decl): New.
12541 (emutls_common_1, emutls_finish): New.
12542 (assemble_variable): When emulating tls, swap decls; generate
12543 constructor for the emutls objects.
12544 (do_assemble_alias): When emulating tls, swap decl and target name.
12545 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
12547 * varpool.c (decide_is_variable_needed): Look at force_output.
12548 Recurse for emulated tls.
12549 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
12550 with decide_is_variable_needed.
12551 * emutls.c: New file.
12552 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
12553 tls_object for real tls.
12555 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
12557 PR rtl-optimization/29599
12558 * reload1.c (eliminate_regs_in_insn): Take the destination
12559 mode into account when computing the offset.
12561 2007-02-09 Stuart Hastings <stuart@apple.com>
12562 Richard Henderson <rth@redhat.com>
12564 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12565 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12566 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
12567 fixuns_truncdfhi2): New.
12568 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
12569 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
12570 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
12571 (floatunssidf2): Allow nonimmediate source.
12572 * config/i386/sse.md (movdi_to_sse): New.
12573 (vec_concatv2di): Drop '*'.
12574 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
12575 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12576 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
12578 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
12579 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12580 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
12581 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
12582 (ix86_build_signbit_mask): Fix decl of v, refactor to call
12583 ix86_build_const_vector.
12584 (x86_emit_floatuns): Rewrite.
12586 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12588 * genautomata.c (longest_path_length): Delete unused function.
12589 (struct state): Delete unused longest_path_length.
12590 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
12591 (get_free_state): Delete unused.
12593 2007-02-09 Jan Hubicka <jh@suse.cz>
12595 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
12596 * doc/invoke.texi (inline-unit-growth): Update default value.
12598 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
12599 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
12600 (rebuild_cgraph_edges): Likewise.
12601 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
12602 (dump_cgraph_node): Dump frequencies.
12603 (cgraph_clone_edge): Add frequency scales.
12604 (cgraph_clone_node): Add freuqnecy.
12605 * cgraph.h (cgraph_edge): Add freuqnecy argument.
12606 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
12607 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
12608 * tree-pass.h (TODO_rebuild_frequencies): New constant.
12609 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
12610 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
12611 (save_inline_function_body): Likewise.
12612 * ipa-inline.c: inluce rtl.h
12613 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
12614 (cgraph_edge_badness): Use frequencies.
12615 (cgraph_decide_recursive_inlining): Update clonning.
12616 (cgraph_decide_inlining_of_small_function): Dump frequency.
12617 * predict.c (estimate_bb_frequencies): Export.
12618 * predict.h (estimate_bb_frequencies): Declare.
12619 * tree-inline.c (copy_bb): Watch overflows.
12620 (expand_call_inline): Update call of cgraph_create_edge.
12621 (optimize_inline_calls): Use TODO flags to update frequnecies.
12622 * passes.h: Include predict.h
12623 (init_optimization_passes): Move profile ahead.
12624 (execute_function_todo): Handle TODO_rebuild_frequencies.
12626 2007-02-09 Roger Sayle <roger@eyesopen.com>
12628 * config/alpha/alpha.c (emit_insxl): Force the first operand of
12629 the insbl or inswl pattern into a register.
12631 2007-02-09 Roger Sayle <roger@eyesopen.com>
12633 * config/ia64/ia64.md (bswapdi2): New define_insn.
12635 2007-02-09 Richard Henderson <rth@redhat.com>
12637 * config/i386/constraints.md (Ym): New constraint.
12638 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
12639 (movdi_1_rex64): Split sse and xmm general register moves from
12640 memory move alternatives. Use conditional register constraints.
12641 (movsf_1, movdf_integer): Likewise.
12642 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
12643 (movdf_integer_rex64): New.
12644 (pushsf_rex64): Fix output constraints.
12645 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
12646 (sse2_stored): Likewise.
12647 (sse2_storeq_rex64): New.
12648 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
12649 amd and not generic.
12650 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
12651 for optimize_size. Remove SF/DFmode hack.
12653 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12655 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
12658 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
12659 Richard Sandiford <richard@codesourcery.com>
12661 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
12662 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
12663 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
12664 m68k/t-mlib to tmake_file.
12665 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
12666 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
12667 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
12668 Allow it to be cf or m68k. Set m68k_arch_family. If that
12669 variable is not empty, add t-$m68k_arch_family to tmake_file.
12670 Add t-mlibs to tmake_file.
12671 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
12672 * config/m68k/t-cf: New file.
12673 * config/m68k/t-m68k: Likewise.
12674 * config/m68k/t-mlibs: Likewise.
12675 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12676 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12677 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12678 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12679 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
12681 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
12682 (INSTALL_LIBGCC): Delete.
12683 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12684 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12685 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12686 (M68K_MLIB_CPU): Define.
12687 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12688 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12689 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
12691 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
12692 Richard Guenther <rguenther@suse.de>
12694 PR middle-end/23361
12695 * fold-const.c (fold_comparison): Handle obfuscated comparisons
12696 against INT_MIN/INT_MAX.
12697 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
12698 file if a loop is removed.
12700 2007-02-09 Joseph Myers <joseph@codesourcery.com>
12702 * calls.c (store_one_arg): Pass correct alignment to
12703 emit_push_insn for non-BLKmode values.
12704 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
12705 unaligned stack slot via a suitably aligned slot.
12707 2007-02-08 DJ Delorie <dj@redhat.com>
12709 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
12711 (legal_subregs): Use unsigned char, make const.
12712 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
12714 2007-02-08 Paul Brook <paul@codesourcery.com>
12716 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
12717 special interworking needed.
12719 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
12721 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
12722 conditional to __SSE2__.
12723 (Entries below should have been added to first ChangeLog
12724 entry for amdfam10 dated 2007-02-05)
12725 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
12727 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
12729 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
12732 2007-02-08 DJ Delorie <dj@redhat.com>
12734 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
12735 * config/m32c/m32c.c (legal_subregs): New.
12736 (m32c_illegal_subreg_p): New.
12737 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
12738 unsupported subregs of hard regs.
12740 2007-02-08 Jan Hubicka <jh@suse.cz>
12742 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
12743 the same one; always update histograms.
12745 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12747 * passes.c (init_optimization_passes): Tidy comment.
12749 2007-02-08 Roger Sayle <roger@eyesopen.com>
12751 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
12752 strip zero_extend, bswap and rotates from POCOUNT's argument.
12753 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
12754 zero_extend and rotates from PARITY's argument.
12755 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
12756 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
12757 of an integer constant at compile-time.
12759 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12762 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
12764 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
12767 * tree-ssa-live.c (remove_unused_locals): Do not remove
12768 TREE_ADDRESSABLE variables.
12769 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
12770 * tree-ssa-operands.c (add_virtual_operand): Remove argument
12771 FOR_CLOBBER. Update all users.
12772 If VAR has an associated alias set, add a virtual operand for
12773 it if no alias is found to conflict with the memory reference.
12775 2007-02-07 Jan Hubicka <jh@suse.cz>
12776 Robert Kidd <rkidd@crhc.uiuc.edu>
12778 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
12780 2007-02-07 Ian Lance Taylor <iant@google.com>
12782 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
12784 2007-02-07 Roger Sayle <roger@eyesopen.com>
12786 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
12787 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
12788 tablejumpdi, movsi_to_cr_one): Remove constraints from
12789 define_expand's match_operands.
12791 2007-02-07 Roger Sayle <roger@eyesopen.com>
12793 * global.c (compute_regsets): Move declatation of "i" inside of
12794 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
12796 2007-02-07 Jakub Jelinek <jakub@redhat.com>
12799 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
12800 of INDIRECT_REF <RESULT_DECL>.
12802 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
12804 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
12805 Kaz Kojima <kkojima@gcc.gnu.org>
12808 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
12810 (sh_initialize_trampoline): Add parentheses to avoid a warning.
12812 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12814 * doc/loop.texi: Document possibility not to perform disambiguation
12815 of loops with multiple latches.
12816 * cfgloopmanip.c (alp_enum_p): Removed.
12817 (add_loop): Handle subloops. Use get_loop_body_with_size.
12818 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
12819 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
12820 the new forwarder block.
12821 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
12822 Handle the case latch is NULL.
12823 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
12824 when marking loop exits.
12825 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
12827 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
12828 disambiguate_loops_with_multiple_latches.
12829 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
12830 before fix_loop_structure.
12831 * cfgloop.c: Include pointer-set.h and output.h.
12832 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
12833 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
12834 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
12835 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
12836 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
12837 disambiguate_multiple_latches, get_loop_body_with_size,
12838 disambiguate_loops_with_multiple_latches): New functions.
12839 (flow_loop_dump): Dump multiple latch edges.
12840 (flow_loop_nodes_find): Handle loops with multiple latches.
12841 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
12842 (glb_enum_p): Modified.
12843 (get_loop_body): Use get_loop_body_with_size.
12844 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
12845 (AVOID_CFG_MODIFICATIONS): New constant.
12846 (disambiguate_loops_with_multiple_latches, add_loop,
12847 get_loop_body_with_size): Declare.
12848 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
12850 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
12852 PR inline-asm/28686
12853 * global.c (compute_regsets): New function.
12854 (global_alloc): Refactored ELIMINABLE_REGSET
12855 and NO_GLOBAL_ALLOC_REGS computation out.
12856 (rest_of_handle_global_alloc): Call compute_regsets()
12857 for non-optimizing case.
12859 2007-02-06 Richard Henderson <rth@redhat.com>
12861 * config/i386/constraints.md (Y2): Rename from Y.
12862 (Yi): New constraint.
12863 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
12864 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
12865 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
12866 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
12867 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
12868 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
12869 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
12870 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
12871 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
12872 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
12873 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
12874 vec_extractv2si_1): Change Y constraints to Y2.
12875 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
12876 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
12877 Change Y constraints to Y2.
12878 (sse2_loadld): Change Y constraints to x.
12880 2007-02-06 Roger Sayle <roger@eyesopen.com>
12882 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
12883 (parity<mode>2): New define_expand using rs6000_emit_parity.
12884 * config/rs6000/rs6000.c (rs6000_emit_popcount,
12885 rs6000_emit_parity): New functions.
12886 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
12887 rs6000_emit_parity): Prototype here.
12889 2007-02-06 Ian Lance Taylor <iant@google.com>
12891 * lower-subreg.c (simple_move_operand): Reject CONST.
12892 (resolve_clobber): Call validate_change rather than directly
12893 assigning to XEXP (pat, 0).
12895 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12897 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
12898 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
12899 (tree-cfg.o): Remove hashtab.h dependency.
12901 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
12902 (struct ivopts_data): Change niters to pointer_map_t.
12903 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
12904 (niter_for_exit): Create pointer_map on demand. Change for
12906 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
12907 (free_loop_data): Destroy data->niters if created and reset field.
12908 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
12909 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
12911 * tree-ssa-reassoc.c: Include pointer-set.h.
12912 (bb_rank): Change to long *.
12913 (operand_rank): Change to pointer_map_t.
12914 (find_operand_rank): Return long, -1 if not found. Declare as inline.
12915 (insert_operand_rank): Accept long.
12916 (operand_entry_hash, operand_entry_eq): Remove.
12917 (get_rank): Return long. Adjust for changes above.
12918 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
12920 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
12922 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
12923 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
12924 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
12926 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
12927 directly since it cannot be NULL.
12928 (get_vi_for_tree): Rewrite for pointer_map API.
12929 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
12930 (init_alias_vars): Create vi_for_tree as pointer_map.
12931 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
12933 * tree-cfg.c: Don't include hashtab.h.
12934 (edge_to_cases): Declare as pointer_map.
12935 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
12937 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
12938 (start_recording_case_labels): Create edge_to_cases as pointer_map.
12939 (end_recoding_case_labels): Cleanup edge_to_cases manually before
12941 (record_switch_edge): Delete.
12942 (get_cases_for_edge): Adjust for pointer_map API, inline
12943 record_switch_edge (rewritten for new API), remove goto.
12945 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12947 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
12948 * tree-nested.c: Include pointer-set.h.
12949 (var_map_elt, var_map_eq, var_map_hash): Delete.
12950 (struct nesting_info): Remove GTY marker. Change the two htab_t's
12951 to pointer_map_t's.
12952 (nesting_info_bitmap_obstack): New.
12953 (lookup_field_for_decl): Adjust for pointer_map API.
12954 (lookup_tramp_for_decl): Adjust for pointer_map API.
12955 (get_nonlocal_debug_decl): Adjust for pointer_map API.
12956 (get_local_debug_decl): Adjust for pointer_map API.
12957 (convert_nl_goto_reference): Adjust for pointer_map API.
12958 (convert_nl_goto_receiver): Adjust for pointer_map API.
12959 (create_nesting_tree): Create outside GGC space. Create bitmap on
12960 the new obstack. Create field_map and var_map as pointer_maps.
12961 (free_nesting_tree): Adjust for changes to create_nesting_tree.
12963 (lower_nested_functions): Move root here, no need to NULL it.
12964 Initialize and release the obstack.
12966 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
12968 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
12969 Remove prototypes and make them non-static.
12970 (struct tree_int_map): Remove.
12971 * tree.h (struct tree_int_map): Move here, turning TO into an
12973 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
12975 * tree.h (TREE_COMPLEXITY): Remove.
12976 (struct tree_exp): Remove complexity field.
12977 * tree.c (build1_stat): Don't set it.
12979 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
12980 Victor Kaplansky <victork@il.ibm.com>
12982 * tree-vectorizer.c (vect_is_simple_use): Support induction.
12983 (vect_is_simple_reduction): Support reduction with induction as
12984 one of the operands.
12985 (vect_is_simple_iv_evolution): Fix formatting.
12986 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
12987 formatting. Don't mark induction phis for vectorization.
12988 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
12989 * tree-vect-transform.c (get_initial_def_for_induction): New function.
12990 (vect_get_vec_def_for_operand): Support induction.
12991 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
12993 (vectorizable_reduction): Support reduction with induction as one of
12995 (vectorizable_type_demotion): Use def-type of stmt argument rather
12996 than dummy def-type.
12998 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
12999 flag_tree_scev_cprop.
13000 * common.opt (tree-scev-cprop): New flag.
13002 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
13003 call to vect_get_new_vect_var.
13005 2007-02-06 Ira Rosen <irar@il.ibm.com>
13007 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
13008 vectype is not NULL.
13009 (vect_pattern_recog_1): Likewise.
13011 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13013 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
13014 (fold_negate_expr): Likewise.
13016 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
13019 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
13020 even if cv-qualification is the same.
13022 2007-02-05 Geoffrey Keating <geoffk@apple.com>
13024 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
13025 __enable_execute_stack on completion.
13027 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13029 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
13030 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
13031 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
13032 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
13033 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
13034 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
13035 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
13036 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
13038 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13040 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
13041 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
13042 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
13043 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
13044 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
13045 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
13046 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
13047 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
13048 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
13049 umuldi3_highpart_rex64, umulsi3_highpart_insn,
13050 umulsi3_highpart_zext, smuldi3_highpart_rex64,
13051 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
13052 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
13053 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
13054 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
13055 sqrtextenddfxf2_i387): Added amdfam10_decode.
13057 * config/i386/athlon.md (athlon_idirect_amdfam10,
13058 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
13059 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
13060 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
13061 athlon_ivector_store_amdfam10): New define_insn_reservation.
13062 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
13065 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13067 * config/i386/athlon.md (athlon_call_amdfam10,
13068 athlon_pop_amdfam10, athlon_lea_amdfam10): New
13069 define_insn_reservation.
13070 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
13071 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
13072 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
13074 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13076 * config/i386/athlon.md (athlon_sseld_amdfam10,
13077 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
13078 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
13080 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13082 * config/i386/athlon.md (athlon_sseins_amdfam10): New
13083 define_insn_reservation.
13084 * config/i386/i386.md (sseins): Added sseins to define_attr type
13085 and define_attr unit.
13086 * config/i386/sse.md: Set type attribute to sseins for insertq
13089 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13091 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
13092 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
13093 ssecomi_load_amdfam10, ssecomi_amdfam10,
13094 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
13095 define_insn_reservation.
13096 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
13098 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13100 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
13101 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
13102 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
13103 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
13104 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
13105 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
13106 define_insn_reservation.
13108 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
13109 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
13110 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
13111 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
13112 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
13114 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13116 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
13117 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
13118 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
13119 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
13120 athlon_ssemul_load_k8): Added amdfam10.
13122 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13124 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
13125 (x86_sse_unaligned_move_optimal): New variable.
13127 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
13129 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
13130 for unaligned vector SSE double/single precision loads for AMDFAM10.
13132 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13134 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
13135 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
13136 Define TARGET_CPU_DEFAULT_amdfam10.
13137 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
13138 (processor_type): Add PROCESSOR_AMDFAM10.
13140 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
13141 processor_type in config/i386/i386.h.
13142 Enable imul peepholes for TARGET_AMDFAM10.
13144 * config.gcc: Add support for --with-cpu option for amdfam10.
13146 * config/i386/i386.c (amdfam10_cost): New variable.
13147 (m_AMDFAM10): New macro.
13148 (m_ATHLON_K8_AMDFAM10): New macro.
13149 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
13150 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
13151 x86_promote_QImode, x86_integer_DFmode_moves,
13152 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13153 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
13154 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
13155 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
13156 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
13157 Enable/disable for amdfam10.
13158 (override_options): Add amdfam10_cost to processor_target_table.
13159 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
13160 processor_alias_table.
13161 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
13162 (ix86_adjust_cost): Add code for amdfam10.
13164 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13166 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
13167 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
13168 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
13169 * config/i386/i386.h: Add builtin definition for SSE4A.
13170 * config/i386/i386.md: Add support for ABM instructions
13171 (popcnt and lzcnt).
13172 * config/i386/sse.md: Add support for SSE4A instructions
13173 (movntss, movntsd, extrq, insertq).
13174 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
13175 Add -march=amdfam10 flag.
13176 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
13177 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
13179 * doc/extend.texi: Add documentation for SSE4A builtins.
13181 2007-02-05 Bob Wilson <bob.wilson@acm.org>
13183 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
13185 2007-02-05 Richard Guenther <rguenther@suse.de>
13187 * tree-vectorizer.h (vectorizable_function): Add argument type
13188 argument, change return type.
13189 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
13190 * tree-vect-transform.c (vectorizable_function): Handle extra
13191 argument, return vectorized function decl.
13192 (build_vectorized_function_call): Remove.
13193 (vectorizable_call): Handle calls with result and argument types
13194 differing. Handle loop vectorization factor correctly.
13195 * targhooks.c (default_builtin_vectorized_function): Adjust for
13197 * targhooks.h (default_builtin_vectorized_function): Likewise.
13198 * target.h (builtin_vectorized_function): Add argument type
13200 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
13201 extra argument, allow vectorizing of lrintf.
13202 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
13203 documentation of target hook.
13205 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
13208 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
13209 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
13210 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
13212 2007-02-05 Roger Sayle <roger@eyesopen.com>
13214 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
13215 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
13216 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
13217 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
13218 before canonicalizing sincos to cexpi.
13219 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
13221 2007-02-05 Roger Sayle <roger@eyesopen.com>
13223 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
13224 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
13225 (alpha_init_builtins): Use alpha_add_builtins to process tables.
13227 2007-02-05 Roger Sayle <roger@eyesopen.com>
13229 * mips-tfile.c (initialize_init_file): Correct endianness test.
13231 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
13233 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
13234 the 'y' constraint.
13236 2007-02-05 Richard Sandiford <richard@codesourcery.com>
13238 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
13239 saves in a PARALLEL before the register assignments.
13241 2007-02-05 Richard Sandiford <richard@codesourcery.com>
13243 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
13244 DWARF_FRAME_RETURN_COLUMN to be a general register.
13245 * dwarf2out.c (init_return_column_size): New function, split from...
13246 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
13247 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
13248 to be nongeneral registers.
13249 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
13251 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
13252 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
13254 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
13256 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
13258 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
13260 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
13261 (remove_path): Use can_remove_branch_p and remove_branch instead
13262 of loop_delete_branch_edge.
13263 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
13264 (tree_transform_and_unroll_loop): Remove dead branches immediately.
13265 Update profile using scale_dominated_blocks_in_loop.
13266 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
13267 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
13268 (can_remove_branch_p, remove_branch): Declare.
13269 * tree-cfg.c (tree_can_remove_branch_p): New function.
13270 (tree_cfg_hooks): Add tree_can_remove_branch_p.
13271 * cfgrtl.c (rtl_can_remove_branch_p): New function.
13272 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
13274 2007-02-05 Jan Hubicka <jh@suse.cz>
13276 PR middle-end/30696
13277 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
13278 nodes in cgraph, don't remove offline copy of the function.
13280 2007-02-04 Jan Hubicka <jh@suse.cz>
13282 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
13283 vectors might cause maybe_lookup_element_for_expr to be called
13284 on non-sra-candidate.
13286 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13288 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
13289 config/bfin/bfin.md, config/bfin/predicates.md: Follow
13290 spelling conventions.
13292 2007-02-04 Richard Guenther <rguenther@suse.de>
13294 PR middle-end/30636
13295 * fold-const.c (try_move_mult_to_index): Make sure to not
13296 overflow one dimension of a multi-dimensional array access.
13298 2007-02-04 Jan Hubicka <jh@suse.cz>
13300 * passes.c (init_optimization_passes): Reindent.
13302 2007-02-04 Jan Hubicka <jh@suse.cz>
13303 Eric Botcazou <ebotcazou@adacore.com>
13305 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
13306 (execute_fixup_cfg): Break out the abnormal goto code.
13307 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
13308 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
13309 (optimize_inline_calls): Call make_nonlocal_label_edges.
13311 2007-02-04 Jan Hubicka <jh@suse.cz>
13313 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
13314 true when something was changed.
13315 (rename_ssa_copies): When something was changed, do
13316 TODO_remove_unused_locals.
13317 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
13318 add TODO_remove_unused_locals when instruction was removed.
13320 2007-02-04 Jan Hubicka <jh@suse.cz>
13322 * ipa-inline.c (try_inline): Improve debug output; work on already
13324 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
13325 call try_inline for already inlined edges too when flattening;
13326 inline also functions that make callee growth but overall unit size
13329 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13331 * config/m32c/bitops.md, config/m32c/jump.md,
13332 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
13333 config/m32r/m32r.h, config/m32r/m32r.md,
13334 config/m32r/predicates.md, config/m68hc11/larith.asm,
13335 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
13336 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
13337 config/mips/mips-protos.h, config/mips/mips.c,
13338 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
13339 config/mn10300/mn10300.h, config/mn10300/predicates.md,
13340 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
13341 spelling conventions.
13343 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
13344 Follow spelling conventions.
13346 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
13348 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
13349 warn about C++0x compatibility.
13351 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13353 * config/h8300/h8300.c, config/h8300/h8300.h,
13354 config/h8300/h8300.md: Follow spelling conventions.
13356 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
13358 PR middle-end/30667
13359 * combine.c (try_combine): Do not substitute source operand
13360 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
13362 2007-02-03 Jan Hubicka <jh@suse.cz>
13364 PR gcov-profile/30650
13365 * value-prof.c (stringop_block_profile): Fix handling of size counter;
13366 do not divide by zero for never executed counters.
13367 (tree_find_values_to_profile): Fix counters.
13368 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
13370 2007-02-03 Ian Lance Taylor <iant@google.com>
13372 * lower-subreg.c (simple_move_operand): New static function,
13373 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
13375 (simple_move): Call simple_move_operand.
13376 (find_decomposable_subregs): Add special handling of MEMs.
13377 (can_decompose_p): Rename from cannot_decompose_p. Reverse
13378 meaning of return value. If we see a hard register, test whether
13379 it can store a word_mode value. Change all callers.
13381 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13383 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
13384 ftrapv insns and expanders.
13385 (subdi3): Change define_expand operand 1 to arith11_operand, and
13386 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
13387 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
13388 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
13391 PR middle-end/30174
13392 * varasm.c (notice_global_symbol): Treat global objects as weak when
13393 flag_shlib is true.
13395 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13397 * emit-rtl.c (dconstpi): Delete.
13398 (dconstsqrt2): New.
13399 (init_emit_once): Delete dconstpi and init dconstsqrt2.
13400 * real.h (dconstpi): Delete.
13401 (dconstsqrt2): New.
13402 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
13403 (fold_builtin_hypot): Likewise.
13405 2007-02-03 Tom Tromey <tromey@redhat.com>
13408 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
13409 -gcoff3, -gxcoff3, -gvms3 implies -dD.
13411 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
13413 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
13414 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
13415 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
13416 config/rs6000/cell.md, config/rs6000/darwin.h,
13417 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
13418 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
13419 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
13420 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
13421 typos. Follow spelling conventions.
13422 * doc/invoke.texi: Follow spelling conventions.
13424 2007-02-03 Roger Sayle <roger@eyesopen.com>
13426 * simplify-rtx.c (simplify_relational_operation_1): Implement some
13427 canonicalization transformations that attempt to simplify integer
13428 constant comparisons to become comparisons against zero.
13430 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13432 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
13434 * fold-const.c (fold_binary): Fix comment typos. Fold complex
13435 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
13437 2007-02-02 Mike Stump <mrs@apple.com>
13439 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
13440 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
13441 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
13442 generate a branch island.
13444 2007-02-02 Bob Wilson <bob.wilson@acm.org>
13446 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
13447 (xtensa_legitimate_address_p): New.
13448 (xtensa_legitimize_address): New.
13449 (xtensa_output_addr_const_extra): New.
13450 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
13452 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
13453 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
13454 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
13455 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
13456 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
13457 (xtensa_legitimize_address): New.
13458 (xtensa_output_addr_const_extra): New.
13460 2007-02-02 Steve Ellcey <sje@cup.hp.com>
13462 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
13464 2007-02-02 Ian Lance Taylor <iant@google.com>
13466 * expmed.c (expand_divmod): Add comment.
13468 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
13470 * emit-rtl.c (renumber_insns): Remove.
13471 * flags.h: Remove the extern for flag_renumber_insns.
13472 * rtl.h: Remove the prototype for renumber_insns.
13473 * toplev.c (flag_renumber_insns): Remove.
13475 2007-02-02 Hui-May Chang <hm.chang@apple.com>
13477 Revert for x86 darwin:
13478 2005-06-19 Uros Bizjak <uros@kss-loka.si>
13480 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
13481 code before the following patch under TARGET_MACHO.
13482 (ix86_function_value_regno_p): Likewise.
13484 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13486 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
13489 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13492 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
13493 general or fp registers. Add comments.
13494 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
13496 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
13498 * pointer-set.c (insert_aux): Only return insertion slot.
13499 (pointer_set_insert): Adjust.
13500 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
13501 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
13502 pointer_map_traverse): New.
13503 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
13504 pointer_map_create, pointer_map_destroy, pointer_map_insert,
13505 pointer_map_contains, pointer_map_traverse): Declare.
13507 2007-02-02 Jakub Jelinek <jakub@redhat.com>
13509 PR middle-end/30473
13510 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
13511 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
13513 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13515 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
13517 (struct _dep): New type.
13518 (dep_t): New typedef.
13519 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
13520 (DEP_STATUS): New access macro. The macro with the same name was
13521 renamed to DEP_LINK_STATUS.
13522 (dep_init): Declare function
13524 (struct _dep_link): New type.
13525 (dep_link_t): New typedef.
13526 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
13527 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
13528 (DEP_LINK_STATUS): New macro.
13529 (debug_dep_links): New debug function.
13531 (struct _deps_list): New type.
13532 (deps_list_t): New typedef.
13533 (DEPS_LIST_FIRST): New access macro.
13534 (FOR_EACH_DEP_LINK): New cycle macro.
13535 (create_deps_list, free_deps_list, delete_deps_list): Declare
13537 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
13538 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
13539 (copy_deps_list_change_con): Ditto.
13541 (move_dep_link): Declare function.
13543 (struct _dep_node): New type.
13544 (dep_node_t): New typedef.
13545 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
13547 (struct haifa_insn_data.back_deps): New field to hold backward
13548 dependencies of the insn.
13549 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
13551 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
13552 Change its type to deps_list_t.
13553 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
13554 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
13555 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
13557 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
13559 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
13561 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
13563 (dep_cost): Declare.
13565 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
13566 (ds_to_dk, dk_to_ds): New functions.
13568 (init_dep_1): New static function.
13569 (init_dep): New function.
13570 (copy_dep): New static function.
13572 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
13574 (detach_dep_link): New static function.
13575 (move_dep_link): New function.
13577 (dep_links_consistent_p, dump_dep_links): New static functions.
13578 (debug_dep_links): New debugging function.
13580 (deps_obstack, dl_obstack, dn_obstack): New static variables.
13582 (alloc_deps_list, init_deps_list): New static functions.
13583 (create_deps_list): New function.
13584 (clear_deps_list): New static function.
13585 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
13586 (deps_list_consistent_p, dump_deps_list): New static functions.
13587 (debug_deps_list): New function.
13588 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
13590 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
13592 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
13593 use new scheduler dependencies lists.
13594 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
13595 (sched_analyze): Ditto. Initialize dependencies lists.
13596 (add_forw_dep, compute_forward_dependences): Update to use new
13597 scheduler dependencies lists.
13599 (init_dependency_caches): Init deps_obstack.
13600 (free_dependency_caches): Free deps_obstack.
13602 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
13603 new scheduler dependencies lists.
13604 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
13605 (add_back_forw_dep, delete_back_forw_dep): Ditto.
13607 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
13608 Update to use new scheduler dependencies lists.
13609 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
13610 (debug_dependencies): Ditto.
13611 (schedule_region): Update comments.
13613 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
13614 scheduler dependencies lists.
13615 (schedule_ebb): Update comments.
13617 * rtl.def (DEPS_LIST): Remove.
13619 * lists.c (unused_deps_list): Remove.
13620 (free_list): Update assertions.
13622 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
13623 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13625 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
13626 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13628 * haifa-sched.c (comments): Update.
13629 (insn_cost1): Remove. Inline the code into insn_cost ().
13630 (insn_cost): Update to use new scheduler dependencies lists. Move
13631 processing of the dependency cost to dep_cost ().
13632 (dep_cost): New function. Use it instead of insn_cost () when
13633 evaluating cost of the dependency. Use compatible interface to
13634 interact with the target.
13635 (priority): Update to use new scheduler dependencies lists.
13636 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
13637 with greater number of insns that depend on the insn.
13638 (schedule_insn): Update to use new scheduler dependencies lists. Add
13639 code to free backward dependencies lists. Inline and optimize code
13640 from resolve_dep () - see PR28071.
13641 (ok_for_early_queue_removal): Update to use new scheduler dependencies
13642 lists. Update call to targetm.sched.is_costly_dependence hook.
13644 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
13645 scheduler dependencies lists.
13647 (resolve_dep): Remove. Move the logic to schedule_insn ().
13648 (init_h_i_d): Initialize dependencies lists.
13650 (process_insn_depend_be_in_spec): Rename to
13651 process_insn_forw_deps_be_in_spec. Update to use new scheduler
13652 dependencies lists.
13653 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
13654 Update to use new scheduler dependencies lists.
13655 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
13657 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
13658 new scheduler dependencies lists.
13659 (build_intra_loop_deps): Ditto.
13661 * target.h (struct _dep): Declare to use in
13662 gcc_target.sched.is_costly_dependence.
13663 (struct gcc_target.sched.adjust_cost): Fix typo.
13664 (struct gcc_target.sched.is_costly_dependence): Change signature to use
13665 single dep_t parameter instead of an equivalent triad.
13666 (struct gcc_target.sched.adjust_cost_2): Remove.
13668 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
13670 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
13672 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
13674 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
13676 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
13677 (REG_DEP_TRUE): Document.
13679 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
13680 Change signature to correspond to the targetm.sched.adjust_cost hook.
13681 Update use in TARGET_SCHED_ADJUST_COST_2.
13682 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
13683 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
13684 new scheduler dependencies lists.
13685 (ia64_gen_check): Ditto.
13687 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
13688 dependencies lists.
13690 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
13691 signature to correspond to the targetm.sched.is_costly_dependence hook.
13692 (is_costly_group): Update to use new scheduler dependencies lists.
13694 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
13695 instead of INSN_COST () macro.
13697 2007-02-01 Ian Lance Taylor <iant@google.com>
13699 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
13701 2007-02-01 Guy Martin <gmsoft@gentoo.org>
13703 * pa.md (tp_load): Correct mfctl instruction syntax.
13705 2007-02-01 Geoffrey Keating <geoffk@apple.com>
13707 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
13708 altivec_padding_size calculation on AIX. Improve comment, add
13709 assert to verify that it's right.
13711 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
13714 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
13716 PR inline-asm/28686
13717 * global.c (global_alloc): Add mising initialization of
13720 2007-02-01 Roger Sayle <roger@eyesopen.com>
13722 * alias.c (init_alias_analysis): Correct whitespace.
13723 * bb-reorder.c (fix_edges_for_rarely_executed_code,
13724 partition_hot_cold_basic_blocks): Likewise.
13725 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
13726 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
13727 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
13728 fold_builtin_snprintf_chk, fold_builtin_printf,
13729 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
13730 do_mpfr_arg3, do_mpfr_sincos): Likewise.
13731 * cfgcleanup.c (cleanup_cfg): Likewise.
13732 * cfgexpand.c (tree_expand_cfg): Likewise.
13733 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
13734 * function.c (get_next_funcdef_no): Likewise.
13735 * gengtype.c (main): Likewise.
13736 * genmodes.c (main): Likewise.
13737 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
13738 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
13739 * ifcvt.c (noce_emit_move_insn): Likewise.
13740 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
13742 * stor-layout.c (get_best_mode): Likewise.
13743 * tree-ssa-loop-niter.c (get_val_for): Likewise.
13744 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
13745 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
13746 perform_var_substitution, solve_graph): Likewise.
13747 * tree-vrp.c (vrp_finalize): Likewise.
13749 2007-02-01 Ian Lance Taylor <iant@google.com>
13751 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
13752 high part of a paradoxical subreg, return a constant zero.
13754 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
13756 * toplev.c (lang_dependent_init): Call init_set_costs.
13757 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
13759 2007-02-01 Richard Guenther <rguenther@suse.de>
13761 PR middle-end/30656
13762 * fold-const.c (fold_negate_expr): Allow negating a
13763 constant if overflow does not change.
13765 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13767 * doc/c-tree.texi (Expression trees): Improve markup.
13768 * doc/tm.texi (Register Classes, Addressing Modes)
13769 (Floating Point): Fix spacing after abbreviations. Fix some
13772 2007-02-01 Ben Elliston <bje@au.ibm.com>
13774 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
13775 * doc/contrib.texi: Likewise.
13776 * doc/install.texi: Likewise.
13778 2007-01-31 Richard Henderson <rth@redhat.com>
13779 Ian Lance Taylor <iant@google.com>
13781 * lower-subreg.c: New file.
13782 * rtl.def (CONCATN): Define.
13783 * passes.c (init_optimization_passes): Add pass_lower_subreg and
13784 pass_lower_subreg2.
13785 * emit-rtl.c (update_reg_offset): New static function, broken out
13786 of gen_rtx_REG_offset.
13787 (gen_rtx_REG_offset): Call update_reg_offset.
13788 (gen_reg_rtx_offset): New function.
13789 * regclass.c: Revert patch of 2006-03-05, restoring
13791 (clear_reg_info_regno): New function.
13792 * dwarf2out.c (concatn_loc_descriptor): New static function.
13793 (loc_descriptor): Handle CONCATN.
13794 * common.opt (fsplit_wide_types): New option.
13795 * opts.c (decode_options): Set flag_split_wide_types when
13797 * timevar.def (TV_LOWER_SUBREG): Define.
13798 * rtl.h (gen_reg_rtx_offset): Declare.
13799 (reg_scan_update): Declare.
13800 * regs.h (clear_reg_info_regno): Declare.
13801 * tree-pass.h (pass_lower_subreg): Declare.
13802 (pass_lower_subreg2): Declare.
13803 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
13804 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
13805 -fsplit-wide-types.
13806 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
13807 * Makefile.in (OBJS-common): Add lower-subreg.o.
13808 (lower-subreg.o): New target.
13810 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13812 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
13814 2007-01-31 Anatoly Sokolov <aesok@post.ru>
13817 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
13819 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13821 PR middle-end/29335
13822 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
13824 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
13826 * cfgloop.h: Include vec-prim.h.
13827 (enum li_flags): Remove LI_ONLY_OLD.
13828 (loop_iterator): Changed.
13829 (fel_next, fel_init): Iterate over loop tree.
13830 (FOR_EACH_LOOP_BREAK): New macro.
13831 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
13833 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
13834 * modulo-sched.c (sms_schedule): Ditto.
13835 * tree-vectorizer.c (vectorize_loops): Ditto.
13836 * doc/loop.texi: Update information on loop numbering and behavior of
13837 FOR_EACH_LOOP wrto new loops.
13838 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
13839 add_to_evolution_1): Test nestedness of loops instead of comparing
13841 * tree-chrec.c (chrec_fold_plus_poly_poly,
13842 chrec_fold_multiply_poly_poly, chrec_evaluate,
13843 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
13844 reset_evolution_in_loop): Ditto.
13845 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
13847 2007-01-31 Dirk Mueller <dmueller@suse.de>
13849 * c-common.c (warn_about_parentheses): Separate warning about
13850 un-parenthized sequence of comparison operators from the one
13851 which is supposed to warn about x <= y <= z.
13853 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
13855 * optabs.h (enum optab_index): Add new OTI_isinf.
13856 (isinf_optab): Define corresponding macro.
13857 * optabs.c (init_optabs): Initialize isinf_optab.
13858 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
13860 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
13861 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
13863 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
13864 expand_builtin_interclass_mathfn.
13865 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
13866 * config/i386/i386.md (UNSPEC_FXAM): New constant.
13867 (fxam<mode>2_i387): New insn pattern.
13868 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
13869 built-in functions as x87 inline asm.
13871 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13873 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
13875 2007-01-30 Eric Christopher <echristo@apple.com>
13877 * config.gcc: Add geode.
13879 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13881 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
13882 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
13883 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
13884 value-prof.c: Fix comment typos.
13886 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13889 * doc/invoke.texi (Wpointer-arith): Document warning.
13891 2007-01-30 Janis Johnson <janis187@us.ibm.com>
13893 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
13894 the list of discrepancies from the draft TR.
13896 2007-01-30 Dirk Mueller <dmueller@suse.de>
13899 * doc/invoke.texi (-Wreturn-type): Update description to
13900 match new behavior.
13902 2007-01-30 Richard Sandiford <richard@codesourcery.com>
13904 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
13906 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
13908 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
13909 to handle optabs that operate on floating point input argument and
13910 output to integer output.
13911 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
13912 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
13913 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
13914 expand_builtin_interclass_mathfn ().
13915 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
13916 (ilogbsi2): Remove.
13917 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
13918 ilogbl built-in functions as x87 intrinsics.
13920 2007-01-30 Richard Guenther <rguenther@suse.de>
13922 PR middle-end/27657
13923 * dwarf2out.c (reference_to_unused): Query varpool if the
13924 variable was output.
13926 2007-01-30 Richard Guenther <rguenther@suse.de>
13928 PR middle-end/30313
13929 * passes.c (execute_one_pass): Reset in_gimple_form to not
13930 confuse non-unit-at-a-time mode.
13932 2007-01-29 Roger Sayle <roger@eyesopen.com>
13933 Richard Guenther <rguenther@suse.de>
13935 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
13936 avoid undefined behaviour on overflow. Use force_fit_type_double
13937 to construct the constant with the specified TREE_OVERFLOW.
13939 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13941 * config/dfp-bit.c: Add parameterized support for fp exceptions.
13942 * config/dfp-bit.h: Ditto.
13944 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13946 * c-decl.c (pop_scope): Replace warnings with call to
13947 warn_for_unused_label.
13948 * c-common.h (warn_for_unused_label): Declare.
13949 * c-common.c (warn_for_unused_label): Define.
13951 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13953 * tree-optimize.c (update_inlined_to_pointers): Delete unused
13956 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13958 * Makefile.in (USER_H): Remove decfloat.h.
13959 * ginclude/decfloat.h: Delete, moving contents to ...
13960 * ginclude/float.h: Add support for decimal floating point,
13961 guarded by __STDC_WANT_DEC_FP__.
13963 2007-01-29 Mike Stump <mrs@apple.com>
13965 * doc/gccint.texi (Top): Rename Loop Representation to Loop
13966 Analysis and Representation to resolve case insensitive conflict.
13967 * doc/loop.texi (Loop Analysis and Representation): Likewise.
13969 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
13971 * tree.h (struct tree_memory_tag): Add aliases member.
13972 (MTAG_ALIASES): New macro.
13973 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
13974 (add_may_alias): Remove pointer-set. Update for may_aliases being
13976 (mark_aliases_call_clobbered): Update for may_aliases being a
13978 (compute_tag_properties): Ditto.
13979 (create_partition_for): Ditto.
13980 (compute_memory_partitions): Ditto.
13981 (dump_may_aliases_for): Ditto.
13982 (is_aliased_with): Ditto.
13983 (add_may_alias_for_new_tag): Ditto.
13984 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
13985 (compute_is_aliased): New function.
13986 (compute_may_aliases): Call compute_is_aliased).
13987 (init_alias_info): Initialize alias_bitmap_obstack.
13988 (union_alias_set_into): New function.
13989 (compute_flow_sensitive_aliasing): Use union_aliases_into.
13990 (have_common_aliases_p): Rewrite to take two bitmaps and use
13992 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
13993 Update for bitmaps.
13994 (finalize_ref_all_pointers): Update for add_may_alias changes.
13995 (new_type_alias): Ditto.
13996 * tree-flow-inline.h (may_aliases): Return a bitmap.
13997 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
13998 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
13999 may_aliases being a bitmap.
14000 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
14001 may_aliases now returns a bitmap.
14002 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
14004 * tree-ssa-operands.c (add_virtual_operand): Update for
14005 may_aliases being a bitmap.
14007 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
14009 PR tree-optimization/30630
14010 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
14011 variable as changed.
14013 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
14016 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
14017 expanded only once even if an error occurs.
14019 2007-01-29 Ben Elliston <bje@au.ibm.com>
14021 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
14022 (__gcov_average_profiler): Likewise.
14023 (__gcov_ior_profiler): Likewise.
14024 (__gcov_merge_ior): Likewise.
14026 2007-01-28 Jan Hubicka <jh@suse.cz>
14028 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
14029 * value-prof.c (stringop_block_profile): Likewise.
14031 2007-01-28 Jan Hubicka <jh@suse.cz>
14033 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
14034 variant handling histograms; add wrapper.
14035 (clear_storage_via_libcall): Export.
14036 (emit_block_move_hints): Break out from ...; add histograms.
14037 (emit_block_move): ... this one.
14038 (clear_storage_hints): Break out from ...; add histograms.
14039 (clear_storage): ... this one.
14040 (set_storage_via_memset): Handle histogram.
14041 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
14042 (clear_storage_hints, clear_storage_via_libcall): Declare.
14043 (set_storage_via_setmem): Update prototype.
14044 * doc/md.texi (movmem, setmem): Document new arguments.
14046 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
14048 (stringop_block_profile): New global function.
14049 (tree_stringops_values_to_profile): Profile block size and alignment.
14050 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
14052 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
14053 (stringop_block_profile): Declare.
14054 * builtins.c: Include value-prof.h.
14055 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
14056 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
14057 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
14058 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
14059 * profile.c (instrument_values): Add new counters.
14060 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
14062 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
14063 (tree_init_edge_profiler): Build new profilers.
14064 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
14065 (pass_tree_profile): Add dump.
14066 (tree_profile_hooks): Update.
14067 * Makefile.in (LIBGCOV): Add new constants.
14068 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
14069 __gcov_ior_profiler): New.
14070 * i386.md (movmem/setmem expanders): Add new optional arguments.
14072 2007-01-28 David Edelsohn <edelsohn@gnu.org>
14074 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
14076 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
14078 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
14079 (tree_unswitch_single_loop): Pass eni_size_weights to
14080 tree_num_loop_insns.
14081 * tree-ssa-loop-manip.c: Include tree-inline.h.
14082 (can_unroll_loop_p): Pass eni_size_weights to
14083 tree_num_loop_insns.
14084 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
14085 Pass eni_size_weights to estimate_num_insns.
14086 * tree.h (init_inline_once): Export.
14087 * toplev.c (backend_init): Call init_inline_once.
14088 * cgraphunit.c (cgraph_process_new_functions,
14089 cgraph_analyze_function): Pass eni_inlining_weights to
14090 estimate_num_insns.
14091 * ipa-inline.c (compute_inline_parameters): Ditto.
14092 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
14093 to estimate_num_insns.
14094 (try_unroll_loop_completely): Pass eni_size_weights to
14095 tree_num_loop_insns.
14096 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
14097 ot estimate_num_insns.
14098 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
14099 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
14100 * tree-inline.c (eni_inlining_weights, eni_size_weights,
14101 eni_time_weights): New variables.
14102 (init_inline_once): Initialize them.
14103 (struct eni_data): Mew.
14104 (estimate_num_insns_1, estimate_num_insns): Use weights.
14105 * tree-inline.h (struct eni_weights_d): New.
14106 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
14107 (estimate_num_insns): Declaration changed.
14108 * cfgloop.h (tree_num_loop_insns): Declaration changed.
14109 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
14110 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
14112 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
14114 * tree-data-ref.c (conflict_fn): Assert that the number of affine
14115 relations in the conflict function is valid.
14117 2007-01-27 Ian Lance Taylor <iant@google.com>
14119 * common.opt: Add fstrict-overflow.
14120 * opts.c (decode_options): Set flag_strict_overflow if -O2.
14121 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
14122 (TYPE_OVERFLOW_UNDEFINED): Define.
14123 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
14125 * tree.h (TYPE_TRAP_SIGNED): Don't define.
14126 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
14127 (fold_negate_expr): Likewise.
14128 (make_range): Likewise.
14129 (extract_muldiv_1): Likewise.
14130 (maybe_canonicalize_comparison): Likewise.
14131 (fold_comparison): Likewise.
14132 (fold_binary): Likewise.
14133 (tree_expr_nonnegative_p): Likewise.
14134 (tree_expr_nonzero_p): Likewise.
14135 * tree-vrp.c (compare_values): Likewise.
14136 (extract_range_from_binary_expr): Likewise.
14137 (extract_range_from_unary_expr): Likewise.
14138 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
14140 (nowrap_type_p): Likewise.
14141 * tree-scalar-evolution.c (simple_iv): Likewise.
14142 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
14143 (build_range_check): Likewise.
14144 (extract_muldiv_1): Likewise.
14145 (fold_comparison): Likewise.
14146 * tree-vrp.c (vrp_int_const_binop): Likewise.
14147 (extract_range_from_unary_expr): Likewise.
14148 * convert.c (convert_to_integer): Likewise.
14149 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
14150 (fold_comparison): Likewise.
14151 (fold_binary): Likewise.
14152 * optabs.c (optab_for_tree_code): Likewise.
14153 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
14154 * simplify-rtx.c (simplify_const_relational_operation): Check
14155 flag_strict_overflow and flag_trapv.
14156 (simplify_const_relational_operation): Likewise.
14157 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
14158 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
14161 2007-01-27 Roger Sayle <roger@eyesopen.com>
14163 * tree.c (tree_fold_gcd): Delete.
14164 * tree.h (tree_fold_gcd): Remove prototype.
14165 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
14166 test whether one constant integer is a multiple of another. Instead
14167 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
14168 * fold-const.c (multiple_of_p): We've determined both TOP and
14169 BOTTOM are integer constants so we can call int_const_binop directly
14170 instead of the more generic const_binop.
14172 2007-01-27 Roger Sayle <roger@eyesopen.com>
14174 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
14175 1*X check that the constant hasn't overflowed, to preserve the
14177 (round_up): Provide an efficient implementation when rouding-up an
14178 INTEGER_CST to a power-of-two.
14180 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14182 * doc/sourcebuild.texi: Add comma for clarity.
14183 * doc/extend.texi: Fix some typos.
14184 * doc/passes.texi: Likewise.
14185 * doc/cppinternals.texi: Likewise.
14186 * doc/c-tree.texi: Likewise.
14187 * doc/tree-ssa.texi: Likewise.
14188 * doc/install.texi: Likewise.
14190 2007-01-27 Jan Hubicka <jh@suse.cz>
14192 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
14193 (pass_sra): Do not require alias information.
14194 * passes.c (init_optimization_passes): Add SRA
14196 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
14198 * tracer.c (rest_of_handle_tracer): We already cleaned
14199 up the CFG in tracer() so don't do it here again.
14200 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
14201 cleanup_cfg here, either. And don't call renumber_insns.
14203 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
14204 and BB_HEAD are in the insn stream here. Instead make sure
14205 that BB_INSN is valid on all insns. Also, do check here that
14206 there are no pending branch predictions...
14207 (rtl_verify_flow_info): ...instead of doing it here. Checks
14208 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
14211 2007-01-26 Roger Sayle <roger@eyesopen.com>
14213 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
14214 function to simplify/factorize operand order canonicalization.
14215 (ix86_fixup_binary_operands): Reorganize using the above function.
14216 (ix86_binary_operator_ok): Likewise.
14218 2007-01-27 Jakub Jelinek <jakub@redhat.com>
14220 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
14221 file scope from optimize_attrs.
14222 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
14224 (optimize_attrs): Clear insn_code_values after freeing it.
14226 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
14228 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
14229 a parts.base assignment.
14231 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
14233 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
14234 (compute_subscript_distance, initialize_data_dependence_relation,
14235 finalize_ddr_dependent, analyze_ziv_subscript,
14236 analyze_siv_subscript_cst_affine,
14237 compute_overlap_steps_for_affine_univar,
14238 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
14239 analyze_siv_subscript, analyze_miv_subscript,
14240 analyze_overlapping_iterations, subscript_dependence_tester_1,
14241 compute_self_dependence, free_dependence_relation): Work
14242 with affine_fn instead of chrecs.
14243 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
14244 common_affine_function, affine_function_base,
14245 affine_function_constant_p, affine_fn_op, affine_fn_plus,
14246 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
14247 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
14248 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
14249 (all_chrecs_equal_p): Removed.
14250 * tree-data-ref.h (affine_fn, conflict_function): New types.
14251 (struct subscript): Change type of conflicting_iterations_in_a
14252 and conflicting_iterations_in_b.
14254 2007-01-26 Steve Ellcey <sje@cup.hp.com>
14257 * config/pa/pa.h (TARGET_HPUX_11): New.
14258 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
14259 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
14261 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
14262 Richard Guenther <rguenther@suse.de>
14264 * tree-ssa-structalias.c (solve_graph): Handle case
14265 we merged the variable to another.
14267 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14269 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
14272 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
14273 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
14275 2007-01-25 DJ Delorie <dj@redhat.com>
14277 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
14278 allow changes to modes which don't fit in those registers.
14280 * reload1.c (choose_reload_regs): Check for invalid subregs before
14281 computing their locations, not after.
14283 2007-01-25 Geoffrey Keating <geoffk@apple.com>
14286 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
14287 save Altivec registers in an eh_return function.
14288 (compute_vrsave_mask): Likewise.
14289 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
14290 for saving Altivec registers.
14291 (rs6000_emit_prologue): Don't allocate stack twice in
14292 eh_return function. Correct expected value of altivec_save_offset
14293 when using save_world. Describe save of R0 to stack when using
14294 save_world. Describe stack pointer adjustment when using
14295 save_world. Remove duplicated eh_return parameter register saving.
14296 Update sp_offset variable after save_world.
14297 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
14299 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
14300 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
14303 2007-01-25 Steve Ellcey <sje@cup.hp.com>
14305 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
14307 2007-01-25 Steve Ellcey <sje@cup.hp.com>
14310 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
14311 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
14313 2007-01-25 Richard Guenther <rguenther@suse.de>
14315 * doc/invoke.texi (-Wcoverage-mismatch): Document.
14316 * common.opt (-Wcoverage-mismatch): New warning option.
14317 * coverage.c (get_coverage_counts): Ignore coverage mismatch
14318 if -Wcoverage-mismatch is given.
14320 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
14322 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
14323 (ipcp_driver): Change to static definition.
14324 Add dumping of the ifunctions.
14325 (constant_val_insert): Remove unused parameter. Support for SSA.
14326 (ipcp_propagate_const): Support for SSA.
14327 (ipcp_profile_bb_print): Print only analyzed nodes.
14328 (ipcp_replace_map_create): Remove support for Fortran constant
14330 * ipa-prop.c (ipa_method_modify_stmt,
14331 ipa_callsite_compute_param): Support for SSA.
14332 * ipa-prop.h (ipcp_driver): Remove declaration.
14333 (IS_VALID_TREE_MAP_INDEX): Add define.
14335 2007-01-24 Geoffrey Keating <geoffk@apple.com>
14337 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
14339 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14341 PR middle-end/30447
14342 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
14343 constant argument to cabs and do it without checking for
14344 -funsafe-math-optimizations.
14346 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
14348 * c-common.h (RID_FIRST_CXX0X): New.
14349 (RID_LAST_CXX0X): New.
14350 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
14352 * c.opt (Wc++0x-compat): New.
14353 * doc/invoke.texi (-Wc++0x-compat): Document.
14355 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14357 * builtins.c (fold_builtin_carg): New.
14358 (fold_builtin_1): Use it.
14360 2007-01-24 Jan Hubicka <jh@suse.cz>
14362 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
14364 * ipa-inline.c (initial_insns, max_insns): Delete.
14365 (compute_max_insns): New function.
14366 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
14367 of insns as base for code growth.
14368 (cgraph_decide_inlining): Make initial_insns local; do not compute
14370 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
14371 * doc/invoke.texi (inline-unit-growth): Update docs.
14373 2007-01-24 Jakub Jelinek <jakub@redhat.com>
14375 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
14376 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
14377 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
14378 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
14379 for CPUs that have PTA_CX16 set.
14381 PR middle-end/27416
14382 * gimplify.c (omp_check_private): New function.
14383 (gimplify_scan_omp_clauses): Use it for
14384 firstprivate/lastprivate/reduction.
14386 PR middle-end/30494
14387 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
14388 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
14390 PR middle-end/30421
14391 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
14392 If lower_lastprivate_clauses emits some statements, append them
14393 to dlist rather than body_p and to body_p append an initializer.
14394 (lower_omp_for): Adjust caller.
14396 2007-01-24 Steve Ellcey <sje@cup.hp.com>
14398 * target.h (globalize_decl_name): New.
14399 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14400 * output.h (default_globalize_decl_name): New.
14401 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
14403 (globalize_decl): Ditto.
14404 (default_globalize_decl_name): New.
14405 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
14406 (ia64_handle_version_id_attribute): New.
14407 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14408 (ia64_asm_output_external): Use globalize_decl_name instead
14409 of globalize_label.
14410 * doc/extend.texi (version_id): New pragma.
14411 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
14413 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14415 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
14416 _uleb128_t and _Unwind_SWord with _sleb128_t.
14417 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
14418 uw_frame_state_for, uw_update_context_1): Likewise.
14419 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
14420 * unwind-pe.h (read_uleb128, read_sleb128,
14421 read_encoded_value_with_base): Likewise.
14422 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
14424 2007-01-24 Richard Guenther <rguenther@suse.de>
14426 * builtins.c (expand_builtin_cexpi): Get the fndecl
14427 for cexp in the correct way.
14429 2007-01-24 Jan Hubicka <jh@suse.cz>
14431 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
14433 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14435 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
14436 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
14437 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
14438 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
14439 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
14440 __SIZEOF_PTRDIFF_T__.
14441 * doc/cpp.texi: Documentation for the new builtin macros added.
14443 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
14445 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
14446 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
14447 instead of operands[2] to avoid access past the end of array.
14449 2007-01-24 Richard Sandiford <richard@codesourcery.com>
14451 * reload1.c (emit_reload_insns): Pass the reload register
14452 for a non-spill output reload through forget_old_reloads_1.
14454 2007-01-23 Joseph Myers <joseph@codesourcery.com>
14456 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14457 _SOFT_DOUBLE if doubles use software floating-point.
14458 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
14459 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14460 * config/rs6000/darwin-ldouble.c: Also compile functions for
14461 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
14462 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14463 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
14464 commented-out long double override.
14465 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
14466 * config/rs6000/eabispe.h: Likewise.
14467 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
14468 long double for non-SPE.
14469 (rs6000_handle_option): Likewise.
14470 (invalid_e500_subreg): Disallow more subregs involding DImode,
14471 DFmode, TImode or TFmode.
14472 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
14474 (legitimate_lo_sum_address_p): Also check for TFmode for E500
14476 (rs6000_legitimize_address): Also handle TFmode for E500 double.
14477 (rs6000_legitimize_reload_address): Also handle TFmode for E500
14479 (rs6000_legitimate_address): Also check for TFmode for E500
14481 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
14482 (spe_build_register_parallel): Handle TFmode and TCmode.
14483 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
14485 (function_arg): Handle TFmode and TCmode for E500 double.
14486 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
14488 (print_operand): Handle TFmode and TImode for %y.
14489 (rs6000_generate_compare): Handle TFmode comparisons for E500
14491 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
14492 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
14493 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
14494 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
14495 TFmode for E500 double.
14496 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
14497 (floatsidf2): Enable for E500 double.
14498 (movtf_softfloat): Use rs6000_nonimmediate_operand.
14499 (extenddftf2): Change to extenddftf2_fprs.
14500 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
14501 depending on TARGET_E500_DOUBLE.
14502 (extendsftf2): Enable for E500 double.
14503 (trunctfdf2): Enable for E500 double.
14504 (trunctfsf2): Change to trunctfsf2_fprs.
14505 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
14506 depending on TARGET_E500_DOUBLE.
14507 (floatsitf2): Enable for E500 double.
14508 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
14509 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
14510 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
14511 (negtf2): Change to negtf2_internal.
14512 (negtf2): New expander.
14513 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
14514 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
14515 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
14516 (movdi_internal32): Use rs6000_nonimmediate_operand.
14517 (unnamed splitter): Likewise.
14518 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
14519 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
14520 (SPE64TF, DITI): New mode macros.
14521 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
14524 (frob_<mode>_di_2): New.
14525 (frob_tf_di_8_2): New.
14526 (frob_di_df): Change to frob_di_<mode>; allow more modes.
14528 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
14530 (frob_ti_<mode>_8_2): New.
14531 (frob_ti_tf_2): New.
14532 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
14533 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
14535 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
14536 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
14537 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
14538 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
14539 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
14540 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
14543 2007-01-23 Ian Lance Taylor <iant@google.com>
14545 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
14547 (OBJS-archive): Reformat, alphabetize.
14548 (OBJS): Change out_object_file to OBJS-md.
14550 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
14552 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14553 JUMP_P and CALL_P predicates where applicable.
14554 * config/i386/i386.c: Ditto.
14555 * config/i386/i386.md: Ditto.
14556 * config/i386/mmx.md: Ditto.
14557 * config/i386/predicates.md: Ditto.
14559 2007-01-22 Andreas Schwab <schwab@suse.de>
14561 * config/m68k/m68k.h: Fix comment.
14563 2007-01-22 Jan Hubicka <jh@suse.cz>
14565 * passes.c (init_optimization_passes): Do not rerun
14566 pass_early_warn_uninitialized.
14568 2007-01-22 Richard Guenther <rguenther@suse.de>
14570 PR tree-optimization/30038
14571 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
14573 (execute_cse_sincos_1): Likewise.
14574 (execute_cse_sincos): Likewise.
14575 (gate_cse_sincos): Likewise.
14576 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
14577 the cexpi() canonicalization of sincos().
14578 * tree-pass.h (pass_cse_sincos): Declare.
14579 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
14581 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
14583 PR rtl-optimization/29329
14584 * combine.c (replaced_rhs_insn): Rename to i2mod.
14585 (replaced_rhs_value): Rename to i2mod_new_rhs.
14586 (i2mod_old_rhs): New global variable.
14587 (combine_instructions): Adjust for above change. Save a copy of
14588 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
14589 note are substituted in the second instruction.
14590 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
14591 ditch the note if it pertains to the second eliminated register
14592 and this register is mentioned in i2mod_old_rhs.
14595 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
14597 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
14598 the insn to which the note was originally attached.
14600 2007-01-21 Jan Hubicka <jh@suse.cz>
14602 * ipa-inline.c (inlining_mode): Comment, move up.
14603 (cgraph_decide_inlining_incrementally): Do not perform inlining
14604 itself; fix handling of flattening of self recursive functions.
14605 (cgraph_find_cycles): Remove.
14606 (cgraph_flatten_node): Remove.
14607 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
14608 (try_inline): New function.
14609 (cgraph_early_inlining): Update call of
14610 cgraph_decide_inlining_incrementally. Apply inlining here.
14611 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
14613 2007-01-21 Dirk Mueller <dmueller@suse.de>
14616 * tree-vrp.c (check_array_bounds): do not warn
14617 about ADDR_EXPR's of ARRAY_REF's which are immediately
14618 used in binary expressions.
14620 2007-01-21 Ira Rosen <irar@il.ibm.com>
14622 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
14623 read_write_dep and macros for its access.
14624 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
14625 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
14626 argument, call vect_check_interleaving for every independent pair of
14627 data-refs. Mark loads that access the same memory location as a store
14629 (vect_check_dependences): Remove.
14630 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
14631 call, fix the call to vect_analyze_data_ref_dependence.
14632 (vect_analyze_data_ref_access): For statements that access the same
14633 data-ref, check that they are not stores; for loads, check that there
14634 is no store that access the same location.
14636 2007-01-20 Roger Sayle <roger@eyesopen.com>
14637 Joseph Myers <joseph@codesourcery.com>
14639 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
14640 (-fdump-rtl-stack): Likewise.
14641 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
14642 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
14643 (-mpt-fixed): Use @minus{} for minus sign.
14644 (Using Precompiled Headers): Fix under/overfull hbox.
14646 2007-01-20 Jan Hubicka <jh@suse.cz>
14648 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
14649 place within annotation.
14651 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14653 * pa.c (output_move_double): Change array size of xoperands to 4.
14655 2007-01-20 Jan Hubicka <jh@suse.cz>
14657 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
14660 2007-01-19 Ian Lance Taylor <iant@google.com>
14662 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
14663 constant to unsigned HOST_WIDE_INT before negating.
14665 2007-01-19 Ian Lance Taylor <iant@google.com>
14667 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
14669 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
14670 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14671 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
14672 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
14673 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14674 (realloc_vdef, realloc_vuse): Change second parameter to
14676 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
14677 fields to unsigned.
14678 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
14679 unsigned. Change x and lim locals to unsigned.
14680 (realloc_vdef, realloc_vuse): Change num_elem parameter to
14682 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
14683 (copy_virtual_operands): Change i and n locals to unsigned.
14685 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14687 PR middle-end/29335
14688 * builtins.c (fold_builtin_1): Handle builtin fdim.
14690 2007-01-20 Jan Hubicka <jh@suse.cz>
14692 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
14693 * tree-ssa-structalias.c (compute_points_to_sets): Do call
14694 init_alias_heapvars.
14695 (init_alias_heapvars): Initialize only when not already initialized.
14696 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
14698 2007-01-19 Roger Sayle <roger@eyesopen.com>
14700 * common.opt (fsigned-zeros): New command line option.
14701 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
14702 of flag_unsafe_math_optimizations.
14703 * opts.c (set_fast_math_flags): The -ffast-math command line option
14704 implies -fno-signed-zeros.
14705 (fast_math_flags_set_p): Likewise.
14707 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
14708 the documentation of -ffast-math appropriately. Wrap long lines.
14710 2007-01-19 Steve Ellcey <sje@cup.hp.com>
14712 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
14713 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
14715 2007-01-19 Tomas Bily <tbily@suse.cz>
14717 * cgraphunit.c (cgraph_finalize_function): Updating of pid
14719 (tree_init_ic_make_global_vars): New function
14720 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
14721 (tree_gen_ic_profiler): New function
14722 (tree_gen_ic_func_profiler): New function
14723 (tree_profiling): Added calling of tree_gen_ic_func_profiler
14724 (tree_profile_hooks): Added hook for indirec/virtual calls
14725 * value-prof.c (tree_find_values_to_profile): New case for
14727 (tree_values_to_profile): Call for determining indirect/virtual
14729 (tree_indirect_call_to_profile): New function
14730 (tree_ic_transform): New function
14731 (tree_ic): New function
14732 (find_func_by_pid): New function
14733 (init_pid_map): New function
14734 (tree_value_profile_transformations): Added check for
14735 indirect/virtual call transformation
14736 * value-prof.h (enum hist_type): New counter type for
14737 indirect/virtual calls
14738 (profile_hooks): Added new hook for profiling indirect/virtual
14740 * profile.c (instrument_values): New case for indirect/virtual
14742 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
14743 (GCOV_COUNTER_V_INDIR): New counter type
14744 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
14745 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
14747 * cgraph.c: Definition of cgraph_max_pid
14748 (cgraph_create_node): Default init of pid attribute
14749 * cgraph.h: Declaration of cgraph_max_pid
14750 (struct cgraph_node): Added pid attribute
14751 * libgcov.c (__gcov_indirect_call_profiler): New function
14752 (__gcov_one_value_profiler_body): New function
14753 (__gcov_one_value_profiler): Body was moved to
14754 __gcov_one_value_profiler_body and calls it
14756 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
14758 * doc/gty.texi (Options): Document the mark_hook option to GTY.
14759 * gengtype.c (write_types_data, write_func_for_structure,
14760 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
14761 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
14762 (walk_type, write_func_for_structure): Generate the mark_hook if
14765 2007-01-19 Jan Hubicka <jh@suse.cz>
14767 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
14768 'early' argument take inlining mode argument specifying whether to
14769 inline for size/speeed or all functions; add support for flattening;
14771 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
14773 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14776 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
14777 the name of the declared identifier.
14779 2007-01-19 Dirk Mueller <dmueller@suse.de>
14781 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
14782 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
14783 duplicate evaluation.
14785 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14787 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
14788 Macroize expander using X87MODEF12 mode macro. Extend operand 1
14789 to XFMode, use acosxf2 and truncate result to requested mode.
14790 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
14791 (asin<mode>2): Similarly, with asin expanders.
14792 (*fscalexf4_i387): Rename from *fscalexf4.
14793 (expNcorexf3): New expander.
14794 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
14795 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
14796 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
14797 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
14798 patterns for SSE math.
14799 (exp10<mode>2): Similarly, with exp10 expanders.
14800 (exp2<mode>2): Similarly, with exp2 expanders.
14801 (expm1<mode>2): Similarly, with expm1 expanders.
14802 (ldexp<mode>3): Similarly, with ldexp expanders.
14803 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
14804 Use gen_truncxf<mode>2_i387_noop to truncate result.
14806 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14808 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
14809 for ColdFire targets.
14811 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
14812 Richard Sandiford <richard@codesourcery.com>
14814 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
14815 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
14816 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
14817 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
14818 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
14819 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
14821 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14823 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
14824 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
14825 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
14826 (*adddi_dilshr32_cf): New pattern.
14827 (adddi3, subdi3): Remove first alternatives.
14829 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14831 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
14832 implemented using move.l, do not use its cc result for floating-point
14835 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14837 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
14838 from accepting 's' constraints if flag_pic.
14840 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14842 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
14843 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
14844 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
14845 condition from TARGET_68881 to TARGET_HARD_FLOAT.
14847 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
14849 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
14850 ColdFire alternatives.
14851 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
14852 * config/m68k/m68k.md (clzsi2): Define for ColdFire
14853 architectures that support ff1 instruction.
14855 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14856 Julian Brown <julian@codesourcery.com>
14858 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
14859 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
14860 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
14863 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14865 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
14867 (output_move_const_into_data_reg, output_move_simode_const): Delete.
14868 * config/m68k/m68k.c (const_method, const_int_cost): Take a
14869 HOST_WIDE_INT instead of an rtx.
14870 (m68k_rtx_costs): Update call accordingly.
14871 (output_move_const_into_data_reg): Likewise. Fix formatting.
14872 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
14874 (output_move_simode_const): Update calls after above changes.
14875 Rework to use automatic variables and predicates like MEM_P.
14876 * config/m68k/m68k.md (pushexthisi_const): Update call to
14879 2007-01-19 Dirk Mueller <dmueller@suse.de>
14881 * tree-ssa-alias.c (perform_var_substitution): Fix typo
14882 in dump_flags test.
14884 2007-01-19 Richard Guenther <rguenther@suse.de>
14886 * builtins.c (expand_builtin_cexpi): Fall back to expanding
14887 via cexp in case sincos is not available.
14889 2007-01-19 Richard Guenther <rguenther@suse.de>
14891 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
14892 * defaults.h (TARGET_HAS_SINCOS): Default to off.
14893 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
14894 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
14895 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
14896 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
14897 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
14898 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
14900 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14902 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
14904 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
14905 (atan2xf3): Directly generate RTL pattern.
14906 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
14907 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14908 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14909 disable patterns for SSE math.
14910 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
14911 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14912 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14913 disable patterns for SSE math.
14915 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
14917 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
14919 2007-01-18 Roger Sayle <roger@eyesopen.com>
14921 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
14922 VIEW_CONVERT_EXPR to the same type as it's operand.
14924 2007-01-18 David Edelsohn <edelsohn@gnu.org>
14926 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
14927 configured for long double 128.
14929 2007-01-18 Mike Stump <mrs@apple.com>
14931 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
14934 2007-01-18 Michael Meissner <michael.meissner@amd.com>
14936 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
14939 2007-01-18 Jan Hubicka <jh@suse.cz>
14941 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
14942 greater than NUM_VOP_FREE_BUCKETS.
14944 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
14946 * tree-ssa-structalias.c: Update comments.
14947 (ptabitmap_obstack): Removed.
14948 (pta_obstack): New.
14949 (oldpta_obstack): Ditto.
14950 (stats): Add a few members.
14951 (struct variable_info): Remove node, complex, address_taken, and
14952 indirect_target members. Add oldsolution member.
14953 (new_var_info): Do not initialize removed members.
14954 (constraint_expr_type): Remove INCLUDES.
14955 (constraint_graph): Add size, implicit_preds, rep,
14956 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
14957 (FIRST_REF_NODE): New macro.
14958 (LAST_REF_NODE): Ditto.
14959 (FIRST_ADDR_NODE): Ditto.
14960 (find): New function.
14962 (dump_constraint): Do not handle INCLUDES.
14963 (insert_into_complex): Do not insert duplicate constraints.
14964 (condense_varmap_nodes): Renamed and rewritten into ...
14965 (merge_node_constraints): This. Also fix bug in handling of
14966 offseted copy constraints.
14967 (clear_edges_for_node): No longer need to deal with preds at all,
14968 or removing associated preds/succs.
14969 (merge_graph_nodes): Deal with indirect_cycles.
14970 Don't deal with predecessors.
14971 (add_implicit_graph_edge): New function.
14972 (add_pred_graph_edge): Ditto.
14973 (add_graph_edge): Don't deal with predecessors.
14974 (build_constraint_graph): Removed.
14975 (build_pred_graph): New function.
14976 (build_succ_graph): Ditto.
14977 (struct scc_info): Removed in_component. Added roots, dfs, and
14978 node_mapping. Remove visited_index, unification_queue.
14979 (scc_visit): Deal with union-find we do now.
14980 Deal with cycles with REF nodes.
14981 (collapse_nodes): Renamed and rewritten to ...
14982 (unify_nodes): This.
14983 (process_unification_queue): Removed.
14984 (topo_visit): Cleanup
14985 (do_da_constraint): Use find.
14986 (do_sd_constraint): Ditto.
14987 (do_ds_constraint): Ditto.
14988 (do_complex_constraint): Ditto.
14989 (init_scc_info): Update for removed and added members.
14990 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
14991 (find_indirect_cycles): This.
14992 (equivalence_class): New variable.
14993 (label_visit): New function.
14994 (perform_variable_substitution): Rewritten.
14995 (free_var_substitution_info): New function.
14996 (find_equivalent_node): Ditto.
14997 (move_complex_constraints): Ditto.
14998 (eliminate_indirect_cycles): Ditto.
14999 (solve_graph): Only propagate changed bits.
15000 Use indirect cycle elimination.
15002 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
15003 (tree_id_eq): Renamed to ...
15004 (tree_vi_eq): This. Update for member change
15005 (insert_id_for_tree): Renamed and rewritten to ...
15006 (insert_vi_for_tree): This.
15007 (lookup_id_for_tree): Renamed and rewritten to ...
15008 (lookup_vi_for_tree): This.
15009 (get_id_for_tree): Renamed and rewritten to ...
15010 (get_vi_for_tree): Ditto.
15011 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
15012 (process_constraint): Don't handle INCLUDES.
15013 Remove special ADDRESSOF case.
15014 (find_func_aliases): Rewrite to use vi functions instead of id
15016 (create_function_info_for): Ditto.
15017 (create_variable_info_for): Ditto.
15018 (intra_create_variable_infos): Ditto.
15019 (merge_smts_into): Ditto.
15020 (find_what_p_points_to): Ditto.
15021 (init_base_vars): Ditto.
15022 (init_alias_vars): Ditto.
15023 (remove_preds_and_fake_succs): New function.
15024 (dump_sa_points_to_info): Dump new stats.
15025 (dump_solution_for_var): Use find.
15026 (set_used_smts): Fix formatting.
15027 (compute_points_to_sets): Updated for new functions.
15028 (ipa_pta_execute): Ditto.
15030 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15031 Richard Sandiford <richard@codesourcery.com>
15033 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
15035 * calls.c (expand_call): If the return value is a PARALLEL,
15036 extract its first member.
15037 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
15038 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
15039 use FUNCTION_EXTRA_EPILOGUE.
15040 (m68k_function_value): Return a PARALLEL if the return value
15041 is of a pointer type.
15042 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
15043 (FUNCTION_EXTRA_EPILOGUE): Remove.
15044 * config/m68k/m68k.md (D0_REG): New constant.
15046 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15048 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
15049 output a NOP for empty epilogues.
15051 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15053 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
15054 before function. Extend register save check to include all
15055 registers, not just integer ones.
15057 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15059 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
15060 (m68k_use_return_insn): ...this.
15061 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
15062 * config/m68k/m68k.c (use_return_insn): Rename to...
15063 (m68k_use_return_insn): ...this.
15064 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
15065 of USE_RETURN_INSN.
15067 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15069 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
15070 nearest even, fix denormal rounding overflow.
15072 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15074 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
15075 f%$smove and f%$move.
15076 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
15077 (extendsfdf2_cf): Use fdmove instead of f%&move.
15078 (truncdfsf2_cf): Use fsmove instead of f%$smove.
15079 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
15081 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15083 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
15086 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15088 * real.h (real_format): Add a canonical_nan_lsbs_set field.
15089 (coldfire_single_format): Declare.
15090 (coldfire_double_format): Likewise.
15091 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
15092 of qnan_msb_set to determine the lower bits of a canonical
15094 (encode_ieee_double): Likewise.
15095 (encode_ieee_quad): Likewise.
15096 (ieee_single_format): Initialize canonical_nan_lsbs_set.
15097 (mips_single_format): Likewise.
15098 (ieee_double_format): Likewise.
15099 (mips_double_format): Likewise.
15100 (ieee_extended_motorola_format): Likewise.
15101 (ieee_extended_intel_96_format): Likewise.
15102 (ieee_extended_intel_128_format): Likewise.
15103 (ieee_extended_intel_96_round_53_format): Likewise.
15104 (ibm_extended_format): Likewise.
15105 (mips_extended_format): Likewise.
15106 (ieee_quad_format): Likewise.
15107 (mips_quad_format): Likewise.
15108 (vax_f_format): Likewise.
15109 (vax_d_format): Likewise.
15110 (vax_g_format): Likewise.
15111 (i370_single_format): Likewise.
15112 (i370_double_format): Likewise.
15113 (decimal_single_format): Likewise.
15114 (decimal_double_format): Likewise.
15115 (decimal_quad_format): Likewise.
15116 (c4x_single_format): Likewise.
15117 (c4x_extended_format): Likewise.
15118 (real_internal_format): Likewise.
15119 (coldfire_single_format): New real_format.
15120 (coldfire_double_format): Likewise.
15121 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
15122 canonical_nan_lsbs_set.
15123 (pdp11_d_format): Likewise.
15124 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
15125 if TARGET_COLDFIRE_CPU.
15127 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15129 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
15130 (output_call, m68k_legitimize_call_address): Declare.
15131 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
15132 parenthesees. Add support for a 'W' constraint.
15133 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
15134 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
15135 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
15136 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
15138 (override_options): Initialize them. Do not set flag_no_function_cse
15139 for TARGET_ID_SHARED_LIBRARY.
15140 (m68k_output_pic_call): Delete.
15141 (m68k_legitimize_call_address): New function.
15142 (print_operand): Remove the %o prefix. Handle the %p prefix.
15143 (output_call): New function.
15144 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
15145 target address from the GOT if symbolic jumps are not allowed.
15146 * config/m68k/m68k.md (call, general_operand): Do not set
15147 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
15148 Merge separate flag_pic and !flag_pic define_insns into...
15149 (*call, *call_value): ...these new patterns. Match the address
15150 rather than the containing MEM and require it to be a call_operand.
15151 Use output_call to generate the asm template.
15152 * config/m68k/predicates.md (const_call_operand): New predicate.
15153 (call_operand): Likewise.
15155 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15157 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
15158 (STACK_GROWS_DOWNWARD): Define to 1.
15159 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
15160 comments, emphasizing that these values are only defaults.
15161 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
15162 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
15164 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15166 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
15168 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15169 Richard Sandiford <richard@codesourcery.com>
15171 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
15172 (FP_REGNO_P): New macros.
15173 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
15174 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
15175 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
15176 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
15178 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15180 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15181 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
15183 * config/m68k/t-floatlib: New file, extracting common code from...
15184 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
15185 * config/m68k/t-uclinux: Here.
15186 * config/m68k/fpgnulib.c: Do not compile extendeed precision
15187 routines on ColdFire targets.
15189 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15191 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15192 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
15193 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
15194 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
15195 explicitly set MOTOROLA to 1.
15196 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
15198 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15199 Nathan Sidwell <nathan@codesourcery.com>
15201 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
15202 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
15203 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
15204 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
15205 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
15206 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
15207 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
15208 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
15209 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
15210 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
15211 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
15212 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
15213 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
15214 (DBX_REGISTER_NUMBER): Delete.
15215 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
15216 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
15217 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
15219 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15221 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
15222 * config/flat.h: New file.
15223 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
15224 OBJECT_FORMAT_FLAT.
15225 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
15226 indirect references for -msep-data or -mid-shared-library.
15227 Do not use PC-relative code addresses either.
15228 * config/m68k/m68k.c (override_options): Restrict -fPIC error
15230 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
15231 for shared libraries and crt1.o for executables. Use crti.o and
15233 (ENDFILE_SPEC): Use crtend.o and crtn.o.
15234 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
15235 Do not add -elf2flt or -shared-lib-id options here.
15236 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
15237 Pass -shared-lib-id if -mid-shared-library, taking the library
15238 identifier from -mshared-library-id if given, otherwise
15240 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
15241 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
15242 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
15243 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
15244 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
15245 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
15247 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
15248 jump sequence for ISA A and ISA A+.
15249 (PICJUMP): Likewise.
15251 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15253 * config.gcc (m68k-*-uclinux*): Base the port on the common
15254 and m68k GNU/Linux files rather than on the generic ELF ones.
15255 * config/m68k/uclinux.h (TARGET_VERSION): Override.
15256 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
15258 2007-01-18 Julian Brown <julian@codesourcery.com>
15259 Richard Sandiford <richard@codesourcery.com>
15261 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
15262 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
15263 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
15265 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
15266 80 unconditionally.
15267 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
15269 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15271 * doc/install.texi: Document m68k-uclinuxoldabi.
15272 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
15273 * config/m68k/uclinux-oldabi.h: New file, copied from
15274 config/m68k/uclinux.h.
15276 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
15278 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
15279 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
15280 (m32r_compute_frame_size): Use unsigned for regno.
15281 (m32r_reload_lr): Use gen_frame_mem.
15283 (m32r_output_function_epilogue): Don't output the function epilogue
15285 (m32r_expand_epilogue): New.
15286 (direct_return): Return false if the function has the interrupt
15288 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
15289 * config/m32r/m32r.md (epilogue): New expander.
15290 (return_lr, return_rte): New insns.
15291 (return): Make it expander.
15292 (return_normal): New expander.
15294 2007-01-18 Josh Conner <jconner@apple.com>
15297 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
15298 support for UNLE, UNLT, UNGE, and UNGT.
15300 2007-01-18 Jan Hubicka <jh@suse.cz>
15302 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
15303 * tree-tailcall (add_virtual_phis): Likewise.
15304 (optimize_tail_call): Return TODOs.
15305 (execute_tail_calls): Return TODOs.
15306 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
15307 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
15309 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15310 Cleanup cfg using TODO.
15311 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
15312 * passes.c (execute_function_todo): When cleanup did something, remove
15314 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
15315 (make_edges): Don't cleanup_cfg.
15317 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
15319 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
15320 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
15321 operate on the top of stack.
15322 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
15323 register handling of instructions that output to the second
15325 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
15326 (move_for_stack_reg): Special-case check for dead destination
15327 stack slot for constant load of 1.0 inside UNSPEC_TAN.
15329 * config/i386/i386.md (UNSPEC_TAN): New constant.
15330 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
15331 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
15332 to correctly model move of constant 1.0 to top stack slot.
15333 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
15334 (unnamed peephole2 pattern): Remove corresponding peephole2
15335 pattern that optimizes tan insn and loading of constant 1.0.
15336 (tanxf2): Use fptanxf4_i387.
15337 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
15338 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
15339 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15340 disable patterns for SSE math.
15341 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
15342 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
15344 2007-01-18 Dirk Mueller <dmueller@suse.de>
15345 Richard Guenther <rguenther@suse.de>
15348 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
15349 * common.opt (Warray-bounds): Add new warning option.
15350 * c-opts.c (c_common_handle_option): Define -Warray-bounds
15352 * Makefile.in: make tree-vrp.o depend on toplev.h
15353 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
15355 (check_array_refs, check_array_bounds, check_array_ref): New.
15357 2007-01-18 Jan Hubicka <jh@suse.cz>
15359 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
15360 (execute_ssa_ccp): Return flags conditionally.
15361 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
15363 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
15365 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
15367 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
15368 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
15370 * Makefile.c (GTFILES): Add cfglayout.h.
15371 * gengtype.c (open_base_files): Likewise.
15372 * cfglayout.c (cfg_layout_function_footer,
15373 cfg_layout_function_header) Reindent to make gengtype happy.
15374 * cfglayout.h (cfg_layout_function_footer,
15375 cfg_layout_function_header): Add GTY(()) marker.
15377 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
15379 2007-01-18 Ben Elliston <bje@au.ibm.com>
15381 * genautomata.c (write_automata): Include xstrerror output in the
15382 error message if writing the DFA description file fails.
15384 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
15386 * config/mips/mips-protos.h (mips_output_external): Make it
15388 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
15389 * config/mips/mips.c (irix_output_external_libcall): Likewise.
15390 (extern_list): Likewise.
15391 (extern_head): Likewise.
15392 (TARGET_ASM_FILE_END): Likewise.
15393 (mips_file_end): Likewise.
15394 (mips_output_external): Rewritten.
15396 2007-01-18 Ben Elliston <bje@au.ibm.com>
15398 * genpreds.c (write_insn_preds_c): Only write out the function
15399 body for regclass_for_constraint if we have register constraints.
15401 2007-01-17 Tom Tromey <tromey@redhat.com>
15403 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
15404 * doc/install.texi (Testing): Use sourceware.org.
15405 (Binaries): Likewise.
15406 (Specific): Likewise.
15407 * doc/contrib.texi (Contributors): Use sourceware.org.
15409 2007-01-17 Anatoly Sokolov <aesok@post.ru>
15411 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
15412 (AVR_ENHANCED): Rename to ...
15413 (AVR_HAVE_MUL): ... new.
15414 (avr_enhanced_p): Rename to ...
15415 (avr_have_mul_p): ... new.
15416 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
15417 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
15418 * config/avr/avr.c (avr_enhanced_p): Rename to ...
15419 (avr_have_mul_p): ... new.
15420 (base_arch_s): Rename 'enhanced' to 'have_mul'.
15421 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
15422 'avr_enhanced_p' and 'enhanced'.
15423 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
15424 AVR_HAVE_MUL instead of AVR_ENHANCED.
15425 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15426 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
15427 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
15428 instead of AVR_ENHANCED.
15429 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15430 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
15431 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
15433 2007-01-17 Ian Lance Taylor <iant@google.com>
15435 * vec.h (VEC_reserve_exact): Define.
15436 (vec_gc_p_reserve_exact): Declare.
15437 (vec_gc_o_reserve_exact): Declare.
15438 (vec_heap_p_reserve_exact): Declare.
15439 (vec_heap_o_reserve_exact): Declare.
15440 (VEC_OP (T,A,reserve_exact)): New static inline function, three
15442 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
15443 negative parameter.
15444 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
15445 (VEC_OP (T,A,copy)) [all versions]: Likewise.
15446 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
15447 * vec.c (calculate_allocation): Add exact parameter. Change all
15449 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
15450 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
15451 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
15452 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
15453 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
15454 (vec_heap_p_reserve_exact): New function.
15455 (vec_heap_o_reserve_exact): New function.
15457 2007-01-17 Jan Hubicka <jh@suse.cz>
15459 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
15461 2007-01-17 Eric Christopher <echristo@apple.com>
15463 * config.gcc: Support core2 processor.
15465 2007-01-16 Jan Hubicka <jh@suse.cz>
15467 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
15468 the names, just unlink the chain so we don't crash on dangling pointers
15471 2007-01-16 Jan Hubicka <jh@suse.cz>
15473 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
15474 * tree-pass.h: Reorder to make IPA passes appear toegher.
15475 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
15476 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
15477 parameters, do not call early inliner.
15478 * ipa-inline.c: Update comments. Include tree-flow.h
15479 (cgraph_decide_inlining): Do not compute inlining parameters.
15480 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
15481 be called with function context set up.
15482 (pass_ipa_inline): Remove unreachable functions before pass.
15483 (cgraph_early_inlining): Simplify assuming to be called from the
15485 (pass_early_inline): New pass.
15486 (cgraph_gate_ipa_early_inlining): New gate.
15487 (pass_ipa_early_inline): Turn into simple wrapper.
15488 (compute_inline_parameters): New function.
15489 (gate_inline_passes): New gate.
15490 (pass_inline_parameters): New pass.
15491 (apply_inline): Move here from tree-optimize.c
15492 (pass_apply_inline): New pass.
15493 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
15495 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
15496 doing them by hand.
15497 (tree_function_versioning): Do not allocate dummy struct function.
15498 * tree-inline.h (optimize_inline_calls): Update prototype.
15499 * tree-optimize.c (execute_fixup_cfg): Export.
15500 (pass_fixup_cfg): Remove
15501 (tree_rest_of_compilation): Do not apply inlines.
15502 * tree-flow.h (execute_fixup_cfg): Declare.
15503 * Makefile.in (gt-passes.c): New.
15504 * passes.c: Include gt-passes.h
15505 (init_optimization_passes): New passes.
15506 (nnodes, order): New static vars.
15507 (do_per_function_toporder): New function.
15508 (execute_one_pass): Dump current pass here.
15509 (execute_ipa_pass_list): Don't dump current pass here.
15511 2007-01-16 Janis Johnson <janis187@us.ibm.com>
15513 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
15514 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
15516 2007-01-16 David Edelsohn <edelsohn@gnu.org>
15518 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
15519 (strong_alias): Define.
15520 (__gcc_qmul): Provide non-FMA for soft-float.
15521 (__gcc_qdiv): Same.
15526 (__gcc_qunord): New.
15536 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
15537 soft-float functions.
15538 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
15539 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
15540 about long double soft float.
15542 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
15543 Tehila Meyzels <tehila@il.ibm.com>
15545 * tree-vectorizer.h (is_pattern_stmt_p): New.
15546 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
15547 formatting (tabs instead of spaces). Cleanup and clarify setting
15548 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
15549 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
15550 (vectorizable_type_demotion): Check that types are integral.
15551 (vectorizable_type_promotion): Likewise.
15552 (vectorizable_store): Fix typo. Eliminate new-line at end of
15555 2007-01-16 Jan Hubicka <jh@suse.cz>
15557 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
15560 2007-01-15 Eric Christopher <echristo@apple.com>
15562 * ifcvt.c: Include vec.h, vecprim.h.
15563 (check_cond_move_block): New argument regs.
15564 Reorganize. Add registers used to regs.
15565 (cond_move_process_if_block): Use regs set above as
15568 2007-01-15 Eric Christopher <echristo@apple.com>
15570 * config/darwin.h: Update copyright.
15571 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
15572 (LINK_COMMAND_SPEC): Add -u.
15573 (LINK_SPEC): Fix umbrella for above.
15575 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
15577 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
15580 2007-01-15 Tom Tromey <tromey@redhat.com>
15582 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
15583 * doc/install.texi (Testing): Don't mention jacks.
15584 (Configuration): Document --enable-java-maintainer-mode. Move
15585 --with-java-home to libgcj-specific section. Document
15587 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
15589 2007-01-15 Jan Hubicka <jh@suse.cz>
15591 * tree-ssa-dce.c (DCE_TODOs): New.
15592 (propagate_necessity): Return if something changed.
15593 (eliminate_unnecessary_stmts): Likewise.
15594 (perform_tree_ssa_dce): Return TODO flags when needed.
15595 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
15597 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
15599 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
15600 (fyl2x_extend<mode>xf3_i387): New insn pattern.
15601 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
15602 patterns using X87MODEF12 mode macro. Extend operand 1
15603 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
15604 (log10<mode>2): Ditto.
15605 (log2<mode>2): Ditto.
15606 (log1p<mode>2): Ditto.
15607 (logb<mode>2): Ditto.
15608 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
15609 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
15610 (*fxtractxf3_i387): Rename from *fxtractxf3.
15611 (fxtract_extend<mode>xf3_i387): New insn pattern.
15612 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
15613 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
15614 and gen_fyl2xxf3_i387().
15616 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
15618 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
15619 * cfgloopmanip.c (fix_loop_placement): Made static. Use
15620 get_loop_exit_edges. Changed return type to bool.
15621 * cfgloop.h (fix_loop_placement): Declaration removed.
15623 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
15625 * param.h (MIN_VECT_LOOP_BOUND): New.
15626 * params.def (MIN_VECT_LOOP_BOUND): New.
15627 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
15628 argument - minimum threshold for number of iterations.
15629 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
15630 argument to declaration.
15631 * tree-vect-analyze.c (vect_analyze_operations): Check value of
15632 MIN_VECT_LOOP_BOUND.
15633 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
15634 slpeel_tree_peel_loop_to_edge with additional argument.
15635 (vect_do_peeling_for_alignment): Likewise.
15636 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
15638 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
15641 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
15642 operands of size 1.
15644 2007-01-14 Jan Hubicka <jh@suse.cz>
15646 * tree-dfa.c (remove_referenced_var): New function.
15647 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
15648 prune referenced vars list too.
15649 * tree-flow.h (remove_referenced_var): Declare.
15651 2007-01-14 Jan Hubicka <jh@suse.cz>
15653 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
15655 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
15656 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
15657 * except.h (verify_eh_throw_table_statements): Kill prototype.
15658 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
15659 into call exrepssions.
15660 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
15662 * tree-cfg.c: Include pointer-set.h.
15663 (verify_node_sharing): Work on pointer set.
15664 (verify_eh_throw_stmt_node): New.
15665 (verify_stmts): Use pointers sets, verify throw_stmt.
15667 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
15669 * ipa-reference.c (analyze_function): Consider also addresses taken
15672 2007-01-12 Roger Sayle <roger@eyesopen.com>
15674 * c-typeck.c (null_pointer_constant_p): Replace use of
15675 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15676 (build_c_cast): Likewise.
15678 2007-01-12 Roger Sayle <roger@eyesopen.com>
15680 * tree.h (force_fit_type_double): Remove unused final argument.
15681 * c-common.c (constant_expression_warning): Replace use of
15682 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15683 (convert_and_check): Likewise.
15684 (shorten_compare): Update call to force_fit_type_double.
15685 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
15686 * convert.c (convert_to_pointer): Update call to
15687 force_fit_type_double.
15688 * fold-const.c (force_fit_type_double): Remove overflowed_const
15690 (int_const_binop, fold_convert_const_int_from_int,
15691 fold_convert_const_int_from_real, fold_div_compare,
15692 fold_sign_changed_comparison, fold_unary, fold_negate_const,
15693 fold_abs_const, fold_not_const): Remove the final argument from
15694 calls to force_fit_type_double.
15696 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15698 * configure.ac: Set insn to "nop" for spu-*-* also.
15699 * configure: Regenerate.
15701 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
15703 * builtins.def : Add BUILT_IN_FREE.
15705 2007-01-12 Jan Hubicka <jh@suse.cz>
15707 PR tree-optimization/30443
15708 * tree-inline.c (tree_function_versioning): Do not optimize when
15709 cloning for inlining.
15711 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
15713 * doc/loop.texi: Document recording of loop exits.
15714 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
15715 (update_single_exits_after_duplication,
15716 update_single_exit_for_duplicated_loop,
15717 update_single_exit_for_duplicated_loops): Removed.
15718 (duplicate_loop_to_header_edge): Do not call
15719 update_single_exits_after_duplication and
15720 update_single_exit_for_duplicated_loops.
15721 (loop_version): Do not update single_exit information.
15722 (fix_loop_structure): Use record_loop_exits instead of
15723 mark_single_exit_loops.
15724 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
15725 the lists of loop exits.
15726 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
15727 split_edge, merge_blocks): Update the lists of loop exits.
15728 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
15729 loop_optimizer_init.
15730 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
15731 of mark_single_exit_loops.
15732 (loop_optimizer_finalize): Call release_recorded_exits.
15733 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
15734 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
15735 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
15736 update single exit information.
15737 * lambda-code.c (perfect_nestify): Ditto.
15738 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
15739 (mark_single_exit_loops): Removed.
15740 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
15741 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
15742 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
15744 (get_loop_exit_edges, single_exit): Use recorded exit lists.
15745 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
15746 (verify_loop_structure): Verify consistency of the exit lists.
15747 (flow_loops_find): Use alloc_loop. Initialize exits hash.
15748 (set_single_exit): Removed.
15749 * cfgloop.h (struct loop_exit): New function.
15750 (struct loop): single_exit_ field replaced by exits field.
15751 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
15752 (struct loops): Added exits hash.
15753 (mark_single_exit_loops, set_single_exit): Declaration removed.
15754 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
15756 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15758 * doc/invoke.texi: Avoid use of @headitem.
15760 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15762 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
15764 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15766 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
15769 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15770 Richard Sandiford <richard@codesourcery.com>
15772 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
15773 * config/m68k/m68k.opt: Resort options.
15774 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
15776 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15777 Richard Sandiford <richard@codesourcery.com>
15779 * doc/invoke.texi: Document the macros that are defined by
15780 m68k's -mtune and -mhard-float options.
15781 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
15782 (m68k_cpp_cpu_family): Likewise.
15783 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
15784 of __ucfv*__ macros. Define __mcffpu__ if generating code for
15785 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
15786 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
15787 (m68k_cpp_cpu_family): Likewise.
15789 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15791 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
15792 macros besides mc68000 as tuning macros. Use a switch statement
15793 to set them and mcpu32.
15795 2007-01-12 Julian Brown <julian@codesourcery.com>
15797 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
15798 (TARGET_68040_ONLY): Rename to...
15799 (TARGET_68040): ...this.
15800 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
15801 * config/m68k/m68k.md: Likewise.
15803 2007-01-12 Julian Brown <julian@codesourcery.com>
15804 Nathan Sidwell <nathan@codesourcery.com>
15805 Richard Sandiford <richard@codesourcery.com>
15807 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
15808 the -mcpu= argument associated with the --with-cpu setting.
15809 Define M68K_DEFAULT_TUNE to the default -mtune= option,
15810 if different from the one implied by the -mcpu setting.
15811 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
15812 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
15813 * doc/invoke.texi: Mention ColdFire in the introduction to the
15814 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
15815 -mno-div and -mhard-float options. Make -m68881 a synonym for
15816 -mhard-float. Document the previously-undocumented -m5206e,
15817 -m528x, -m5307 and -m5407 options. Tweak the existing option
15818 documentation for consistency.
15819 * doc/install.texi: Mention new --with-cpu arguments.
15820 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
15821 default CPU if neither -mcpu nor -march are specified.
15822 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
15823 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
15824 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
15825 using m68k_tune to decide between families that implement the
15826 same ISA. Use m68k_tune to set __mcfv4e__.
15827 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
15828 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
15829 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
15830 (FL_ISA_C, FL_ISA_MMU): New macros.
15831 (MASK_COLDFIRE): Delete.
15832 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
15833 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
15834 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
15835 (TARGET_HARD_FLOAT): Do not define here.
15836 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
15837 (TUNE_68000): New macro.
15838 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
15839 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
15840 (TUNE_CFV2): Redefine in terms of m68k_tune.
15841 (uarch_type, target_device, fpu_type): New enums.
15842 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
15843 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
15844 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
15845 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
15846 (FL_FOR_isa_c): New macros.
15847 (m68k_isa): New enum.
15848 (m68k_target_selection): New structure.
15849 (all_devices, all_isas, all_microarchs): New tables.
15850 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
15851 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
15852 (MASK_ALL_CPU_BITS): Delete.
15853 (m68k_find_selection): New function.
15854 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
15855 Map the legacy target options to a combination of the new ones.
15856 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
15857 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
15858 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
15860 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
15861 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
15863 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
15864 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
15865 * config/m68k/m68k-devices.def: New file.
15867 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15868 Nathan Sidwell <nathan@codesourcery.com>
15870 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
15871 (SUBTARGET_EXTRA_SPECS): New macros.
15872 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
15873 use %(asm_cpu_spec) instead.
15874 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
15875 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
15876 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
15877 (EXTRA_SPECS): Rename to...
15878 (SUBTARGET_EXTRA_SPECS): ...this.
15880 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15881 Richard Sandiford <richard@codesourcery.com>
15882 Julian Brown <julian@codesourcery.com>
15884 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15885 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
15886 to the configuration's default CPU.
15887 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
15888 Remove default masks.
15889 (m680[012]0-*-*): Set the default with_cpu to the first part of
15891 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
15892 (m68k*-*-linux): Extend the --with-cpu handling to...
15893 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
15894 and m68010. Don't set target_cpu_default2.
15895 * doc/install.texi: Document --with-cpu for m68k.
15896 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
15897 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
15898 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
15899 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
15900 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
15901 (ASM_SPEC): Remove use of %(asm_cpu_default).
15902 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
15903 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
15904 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
15905 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
15906 __HAVE_FPU__ if TARGET_HARD_FLOAT.
15907 (TARGET_DEFAULT): Delete.
15908 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
15909 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
15910 (CPP_CPU_SPEC): Delete.
15911 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
15912 the appropriate string.
15913 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
15914 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
15915 (ASM_SPEC): Don't use %(asm_default_spec).
15916 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
15917 TARGET_DEFAULT and add MASK_68881.
15918 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
15920 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15922 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
15923 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
15924 MASK_68010 alongside MASK_68020.
15925 * doc/invoke.texi: Document -m68010.
15926 * config/m68k/m68k.opt (m68010): New.
15927 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
15929 (TUNE_68010): New macro.
15930 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
15931 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
15932 (M68K_CPU_m68332): Add MASK_68010.
15933 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
15934 fallback definition.
15935 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
15937 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
15938 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
15939 to all entries that use MASK_68020.
15940 (output_move_simode_const, output_move_himode, output_move_qimode)
15941 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
15942 instead of TARGET_68020 to select clr behavior. Remove comment
15943 about there being no TARGET_68010.
15944 * config/m68k/m68k.md: Likewise throughout.
15946 2007-01-12 Julian Brown <julian@codesourcery.com>
15948 * config/m68k/m68k.h (TARGET_ISAB): New macro.
15949 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
15950 * config/m68k/m68k.md: Likewise.
15952 2007-01-12 Julian Brown <julian@codesourcery.com>
15954 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
15955 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
15957 2007-01-12 Julian Brown <julian@codesourcery.com>
15959 * config/m68k/m68k.h (TUNE_68040_60): New macro.
15960 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
15961 * config/m68k/m68k.md: Likewise.
15963 2007-01-12 Julian Brown <julian@codesourcery.com>
15964 Richard Sandiford <richard@codesourcery.com>
15966 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
15967 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
15968 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
15970 (TARGET_CPU32): Rename to...
15971 (TUNE_CPU32): ...this.
15972 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
15973 (TUNE_CFV2): New macros.
15974 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
15975 remove conditions that are implied by TARGET_68020.
15976 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
15977 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
15978 (m68k_output_function_epilogue): Likewise.
15979 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
15980 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
15981 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
15982 non-68000 timings. Refactor multiplication and division costs.
15983 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
15984 TUNE_CPU32 instead of TARGET_CPU32.
15985 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
15986 and TUNE_68060 instead of TARGET_68060.
15987 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
15988 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
15990 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
15991 && !TARGET_COLDFIRE" to choose between moveq and clr.
15992 Likewise in the unnamed movsf pattern.
15993 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
15994 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
15997 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15999 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
16000 of tabbing before backslashes.
16002 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16004 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
16005 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
16006 (ASM_OUTPUT_INTERNAL_LABEL): Define.
16008 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16010 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
16011 find_interesting_uses_cond.
16012 (find_interesting_uses_cond): Use extract_cond_operands.
16013 (rewrite_use_compare): Use extract_cond_operands and
16014 force_gimple_operand_bsi. Do not call update_stmt.
16015 (determine_use_iv_cost_condition): Use extract_cond_operands.
16016 Return cheaper of using original bound and changing the exit bound.
16018 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16020 PR tree-optimization/29516
16021 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
16022 most_expensive_mult_to_index, addr_to_parts,
16023 create_mem_ref, maybe_fold_tmr): Make the type of
16024 fields of TARGET_MEM_REF sizetype.
16025 (move_fixed_address_to_symbol, move_pointer_to_base):
16027 * tree.def (TARGET_MEM_REF): Add comment on types of
16030 2007-01-11 Joseph Myers <joseph@codesourcery.com>
16032 * c-common.c (vector_types_convertible_p): Treat opaque types as
16033 always convertible if they have the same size, but not otherwise.
16035 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
16037 * ifcvt.c (struct noce_if_info): Add comments to the fields.
16038 Remove the b_unconditional field.
16039 (noce_try_sign_mask): Do not look at b_unconditional.
16040 (noce_process_if_block): Do not use merge_if_blocks. Update
16041 the CFG here. Do not set b_unconditional.
16042 (cond_move_process_if_block): Likewise.
16043 (find_cond_trap): Likewise.
16044 (check_cond_move_block): Require simple jump insns at the end
16045 of the basic block.
16047 2007-01-11 Jan Hubicka <jh@suse.cz>
16049 PR tree-optimization/1046
16050 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
16051 when alias info is not ready.
16052 (pass_tail_recursion): Do not require aliasing.
16053 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
16054 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
16055 * tree-ssa-copy.c (pass_copy_prop): Likewise.
16056 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
16057 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
16058 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
16059 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
16061 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
16062 When aliasing is not build, mark statement as volatile.
16064 2007-01-11 Tom Tromey <tromey@redhat.com>
16066 PR preprocessor/15185, PR preprocessor/20989:
16067 * doc/cppopts.texi <-MT>: Update description of algorithm for
16068 computing default target.
16069 <-M, -MD>: Reword "basename" text.
16071 2007-01-11 Roger Sayle <roger@eyesopen.com>
16073 * builtins.c (expand_builtin_pow, expand_builtin_powi,
16074 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
16075 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
16076 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
16077 fold_builtin_bswap, real_constp, fold_builtin_pow,
16078 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
16079 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
16080 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16081 * convert.c (convert_to_pointer): Likewise.
16082 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16083 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
16084 const_binop, fold_convert_const_int_from_int,
16085 fold_convert_const_int_from_real,
16086 fold_convert_const_real_from_real, sign_bit_p,
16087 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
16088 fold_sign_changed_comparison, fold_unary, fold_comparison,
16089 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
16090 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
16091 * print-tree.c (print_node_brief, print_node): Likewise.
16092 * stor-layout.c (place_field, layout_type): Likewise.
16093 * tree-chrec.c (keep_cast): Likewise.
16094 * tree.c (build_vector, build_real, build_real_from_int_cst,
16095 build_complex): Likewise.
16097 2007-01-11 Roger Sayle <roger@eyesopen.com>
16099 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
16100 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
16102 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
16104 * configure.ac (strict1_warn): Rename to strict_warn.
16105 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
16106 cc_set_by_configure, quoted_cc_set_by_configure,
16107 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
16108 all_boot_languages, all_stagestuff): Remove.
16109 (target_list): Remove bootstrap targets.
16110 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
16111 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
16112 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
16113 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
16114 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
16115 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
16116 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
16117 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
16118 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
16119 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
16120 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
16121 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
16122 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
16123 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
16124 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
16125 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
16126 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
16127 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
16128 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
16129 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
16130 (mostlyclean): Adjust.
16131 (clean, distclean): Don't mention bootstrap stuff.
16132 * configure: Regenerate.
16133 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
16134 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
16135 treelang/config-lang.in (stagestuff): Remove.
16136 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
16137 stageprofile, stagefeedback, stagestuff): Remove mention.
16139 2007-01-11 Nick Clifton <nickc@redhat.com>
16141 * config/mcore/predicates.md (mcore_general_movesrc_operand):
16143 (mcore_general_movdst_operand): Do not accept CONST_INTs.
16144 (mcore_arith_K_S_operand): Run the test for the S constraint not
16145 the test for the M constraint.
16146 (mcore_addsub_operand): Do not accept integer values that are
16147 larger than 32 bits.
16148 * config/mcore/mcore.md: Remove unused constraints from split.
16149 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
16150 (addsi3): Likewise.
16151 (allocate_stack): Likewise.
16152 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
16153 operands to 32 bits.
16154 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
16156 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
16157 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
16158 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
16159 mcore_output_bclri, mcore_output_andn, output_inline_const,
16160 mcore_output_move, mcore_output_movedouble): Likewise.
16161 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
16162 (output_inline_const): Likewise.
16163 (output_inline_const): Fix format strings used in sprintf
16165 * config/mcore/mcore-protos.h: Update prototypes for changed
16166 functions in mcore.c.
16167 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
16168 HOST_WIDE_INT and not int.
16169 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
16170 CONST_OK_FOR_N): Likewise.
16171 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
16172 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
16175 2007-01-10 Jan Hubicka <jh@suse.cz>
16177 * tree-vrp.c (remove_range_assertions): Release defs.
16178 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
16179 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
16181 2007-01-10 Paul Brook <paul@codesourcery.com>
16183 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
16184 * config/arm/arm.md (mulsi3subsi): New insn.
16186 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
16188 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
16189 (tree_transform_and_unroll_loop): New.
16190 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
16193 2007-01-10 Robert Kennedy <jimbob@google.com>
16195 * fold-const.c (fold_comparison): Fold comparisons like (x *
16196 1000 < 0) to (x < 0).
16198 2007-01-10 Ian Lance Taylor <iant@google.com>
16200 * tree-pretty-print.c (dump_generic_node): Print parentheses when
16201 operands have the same priority.
16203 2007-01-10 Tom Tromey <tromey@redhat.com>
16205 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
16206 (fold_binary): Likewise.
16207 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
16208 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
16209 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
16210 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
16211 * langhooks.h (struct lang_hooks): Removed field
16212 'can_use_bit_fields_p'.
16214 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
16216 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
16218 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
16220 * function.c (get_last_funcdef_no): New function.
16221 * function.h (get_last_funcdef_no): Declare.
16222 * tree-inline.c (initialize_cfun): Add initialization.
16223 (tree_function_versioning): Cleanup.
16225 2007-01-10 Jan Hubicka <jh@suse.cz>
16227 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
16230 2007-01-10 Sa Liu <saliu@de.ibm.com>
16231 Ben Elliston <bje@au.ibm.com>
16233 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
16234 for SAVE_NONLOCAL and Pmode for any other save level.
16235 * spu-protos.h (spu_restore_stack_block): Declare.
16236 * spu.md (save_stack_block): Remove.
16237 (restore_stack_block): Call spu_restore_stack_block.
16238 * spu.c (spu_restore_stack_block): New function.
16239 (spu_expand_epilogue): Remove old comment.
16241 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
16243 PR tree-optimization/30322
16244 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
16245 (cand_value_at): Return the value as aff_tree.
16246 (may_eliminate_iv): Convert the bound from aff_tree to tree.
16247 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
16248 aff_combination_mult): New functions.
16249 (aff_combination_add): Use aff_combination_add_cst.
16250 (aff_combination_convert): Allow conversions to a wider type.
16251 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
16252 * tree-affine.h (aff_combination_mult): Declare.
16254 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
16256 * doc/tm.texi: Update documentation to reflect reality of exec
16257 and start file search behaviours. Update copyright year.
16258 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
16259 header file directories.
16261 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
16263 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
16264 (*cosxf2): Rename to cosxf2_i387.
16265 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
16266 using X87MODEF12 mode macro. Rename patterns to
16267 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
16269 (*cosdf2, *cossf2): Ditto.
16270 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
16271 to match extended input operands.
16272 (sincos<mode>3): New expander.
16273 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
16274 insn patterns and corresponding splitters.
16276 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
16278 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
16279 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
16281 2007-01-09 Nicolas Pitre <nico@cam.org>
16284 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
16286 2007-01-08 Geoffrey Keating <geoffk@apple.com>
16288 * target.h (struct gcc_target): New field library_rtti_comdat.
16289 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
16290 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
16291 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
16292 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
16294 2007-01-08 Geoffrey Keating <geoffk@apple.com>
16296 * doc/invoke.texi (Optimize Options): Correct description of -O0.
16298 2007-01-08 Richard Guenther <rguenther@suse.de>
16300 * tree.h (force_fit_type_double): Export.
16301 (force_fit_type): Remove.
16302 * fold-const.c (force_fit_type_double): New function.
16303 (force_fit_type): Remove.
16304 (int_const_binop): Use it.
16305 (fold_convert_const_int_from_int): Likewise.
16306 (fold_convert_const_int_from_real): Likewise.
16307 (fold_div_compare): Likewise.
16308 (fold_sign_changed_comparison): Likewise.
16309 (fold_unary): Likewise.
16310 (fold_negate_const): Likewise.
16311 (fold_abs_const): Likewise.
16312 (fold_not_const): Likewise.
16313 * c-common.c (shorten_compare): Use force_fit_type_double.
16314 * convert.c (convert_to_pointer): Likewise.
16316 2007-01-08 Richard Guenther <rguenther@suse.de>
16318 * tree.h (build_int_cst_wide_type): Export.
16319 * tree.c (build_int_cst_wide_type): New function.
16320 (build_int_cst_wide): Fix comment.
16321 * builtins.c (fold_builtin_object_size): Use build_int_cst
16322 to build -1 or 0 of the correct type. Use fit_double_type
16323 to check for overflow.
16324 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
16326 (decode_field_reference): Likewise.
16327 (all_ones_mask_p): Likewise.
16328 (native_interpret_int): Use build_int_cst_wide_type.
16329 (fold_binary): Use build_int_cst_type to build an all-ones
16331 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
16333 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
16335 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
16337 2007-01-09 Ben Elliston <bje@au.ibm.com>
16339 * genautomata.c (STATS_OPTION): New option.
16340 (stats_flag): New flag.
16341 (gen_automata_option): Handle it.
16342 (initiate_automaton_gen): Ditto.
16343 (write_automata): Output statistics only if stats_flag is
16344 set. Likewise, output time statistics only if time_flag is set.
16345 * doc/md.texi (Processor pipeline description): Document new flag.
16347 2007-01-08 Richard Guenther <rguenther@suse.de>
16349 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
16350 * tree.c (build_int_cst_type): Likewise.
16351 (size_in_bytes): Don't call force_fit_type on the result.
16352 (int_fits_type_p): Use fit_double_type.
16353 * fold-const.c (fit_double_type): New function.
16354 (force_fit_type): Use it.
16355 * tree.h (fit_double_type): Export.
16357 2007-01-08 Jan Hubicka <jh@suse.cz>
16359 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
16360 * ipa.c (function_and_variable_visibility): Fix return type.
16362 2007-01-08 Richard Guenther <rguenther@suse.de>
16364 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
16365 of offset to build the index.
16366 * tree-pretty-print.c (dump_generic_node): Don't build negated
16367 const just for printing.
16368 * c-pretty-print.c (pp_c_integer_constant): Likewise.
16369 * builtins.c (fold_builtin_int_roundingfn): Check if result
16370 fits the type by using force_fit_type and comparing the result.
16371 * predict.c (predict_loops): Use compare_tree_int for comparison.
16372 * tree.c (build_int_cst): Fall back to integer_type_node for
16374 (build_int_cst_wide): Assert type is non-null.
16376 2007-01-08 Roberto Costa <roberto.costa@st.com>
16378 * tree-vrp.c (extract_range_from_cond_expr): New.
16379 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
16380 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
16382 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
16383 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
16384 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
16385 used as expressions.
16386 * tree-object-size.c (cond_expr_object_size): New.
16387 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
16389 2007-01-08 Jan Hubicka <jh@suse.cz>
16391 * tree-ssa-forwprop.c (forward_propagate_into_cond,
16392 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
16395 2007-01-08 Richard Guenther <rguenther@suse.de>
16397 PR tree-optimization/23603
16398 * tree-vrp.c (set_value_range_to_truthvalue): New function.
16399 (extract_range_from_binary): Fall back to truthvalue instead of
16400 varying for TRUTH_*_EXPR.
16401 (extract_range_from_comparison): Fall back to truthvalue instead of
16403 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
16404 if all visited PHI values were constant.
16406 2007-01-08 Jan Hubicka <jh@suse.cz>
16408 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
16409 (cgraph_analyze_function): break out from ...
16410 (cgraph_finalize_compilation_unit): ... here.
16411 (cgraph_expand_function): Remove forgoten commented out line.
16412 (cgraph_optimize): Analyze functions.
16414 2007-01-08 Jan Hubicka <jh@suse.cz>
16416 * tree-pas.h (TODO_remove_function): New flag.
16417 (TODO_update*): Renumber.
16418 (pass_ipa_increase_alignment,
16419 pass_ipa_function_and_variable_visibility): New passes.
16420 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
16421 (cgraph_function_and_variable_visibility): Move to ipa.c
16422 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
16423 cgraph_increase_alignment.
16424 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
16425 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
16426 calling tree-inline.
16427 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
16428 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
16429 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
16430 (gate_increase_alignment): New function.
16431 (pass_ipa_increase_alignment): New pass.
16432 * ipa.c: Inline tree-pass.h and timevar.h
16433 (function_and_variable_visibility): Move here from cgraphunit.c
16434 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
16435 * passes.c (init_optimization_passes): Add the two new passes.
16436 (execute_todo): Handle cgraph_remove_functions.
16438 2007-01-08 Nick Clifton <nickc@redhat.com>
16440 * config/frv/predicates.md (reg_or_0_operand): Accept
16443 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
16445 * config/bfin/rtems.h, config/bfin/t-rtems: New.
16446 * config.gcc: Add bfin*-rtems*.
16448 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16450 * c.opt: Add -flax-vector-conversions.
16451 * c-typeck.c (convert_for_assignment): Pass flag to
16452 vector_types_convertible_p to allow emission of note.
16453 (digest_init): Likewise.
16454 * c-opts.c: Handle -flax-vector-conversions.
16455 * c-common.c (flag_lax_vector_conversions): New.
16456 (vector_types_convertible_p): Unless -flax-vector conversions
16457 has been passed, disallow conversions between vectors with
16458 differing numbers of subparts and/or element types. If such
16459 a conversion is disallowed, possibly emit a note on the first
16460 occasion only to inform the user of -flax-vector-conversions.
16461 The new last argument specifies this.
16462 * c-common.h (flag_lax_vector_conversions): New.
16463 (vector_types_convertible_p): Add extra argument.
16464 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
16465 char_type_node for V*QI type vectors.
16466 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
16467 Update to satisfy new typechecking rules.
16468 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
16469 C and C++ variants.
16470 * doc/invoke.texi (C Dialect Options): Document
16471 -flax-vector-conversions.
16473 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16475 PR tree-optimization/29877
16476 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
16477 a register variable on the RHS to not be replaceable.
16479 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
16480 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
16481 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
16482 const_simm15, const_pow2, const_npow2): Added.
16483 * config/score/misc.md (insv, extv, extzv, movmemsi,
16484 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
16485 * config/score/score.c (score_address_cost, score_select_cc_mode):
16487 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
16488 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
16489 Update score_print_operand.
16490 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
16491 Adjust register allocate order and update some macro define.
16492 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
16493 mdx_block_move_straight, mdx_block_move_loop_head,
16494 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
16495 mdx_block_move): Added.
16496 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
16497 mdp_limm): Updated and fix some bug and typo.
16498 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
16499 (movsf, movdf, doloop_end): Added.
16501 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
16503 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
16504 config/arm/thumb2.md: Fix comment typos.
16505 * doc/extend.texi: Fix a typo.
16507 2007-01-07 Eric Christopher <echristo@apple.com>
16509 * configure.ac: Check for __stack_chk_fail for darwin.
16510 * configure: Regenerate.
16512 2007-01-07 Richard Guenther <rguenther@suse.de>
16514 * tree-vrp.c (extract_range_from_assert): CSE calls to
16515 compare_values where possible.
16516 (extract_range_from_unary_expr): Likewise.
16518 2007-01-07 Anatoly Sokolov <aesok@post.ru>
16520 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
16521 * config/avr/avr.c (call_insn_operand): Delete function.
16522 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
16523 instead of register number. Use predicates.
16524 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
16525 call_insn_operand): Add.
16527 2007-01-06 Jan Hubicka <jh@suse.cz>
16529 * tree-pass.h (pass_build_cgraph_edges): Declare.
16530 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
16531 (visited_nodes): Remove.
16532 (cgraph_create_edges): Move to cgraphbuild.c; rename to
16533 build_cgrpah_edges; make visited_nodes local.
16534 (cgraph_process_new_functions): DO not call initialize_inline_failed.
16535 (record_references_in_initializer): Move to cgraphbuild.c
16536 (initialize_inline_failed, rebuild_cgraph_edges,
16537 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
16538 (verify_cgraph_node): Make visited_nodes local.
16539 (cgraph_analyze_function): Do not call cgraph_create_edges and
16540 initialize_inline_failed.
16541 (cgraph_expand_function): Do not call cgraph_lower_function;
16542 assert that function is already lowered.
16543 * Makefile.in (cgraphbuild.o): New.
16544 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
16545 at the end of lowering passes.
16547 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
16549 * ifcvt.c (cond_move_convert_if_block): New function, code
16550 factored out from...
16551 (cond_move_process_if_block): ...here. Call the new function
16552 on the THEN and ELSE blocks.
16553 (merge_if_block): Do not copy global_live_at_end, merge_blocks
16554 already takes care of this.
16556 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16559 * tree.h (TREE_OVERFLOW_P): New.
16560 * c-typeck.c (parser_build_unary_op): Warn only if result
16561 overflowed and operands did not.
16562 (parser_build_binary_op): Likewise.
16563 (convert_for_assignment): Remove redundant overflow_warning.
16564 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
16566 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16568 * c-typeck.c (store_init_value): Split over two lines to follow
16569 the GNU coding style.
16571 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
16573 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
16574 __GXX_EXPERIMENTAL_CXX0X__.
16575 * doc/cpp.texi: Same.
16577 2007-01-05 Richard Guenther <rguenther@suse.de>
16579 PR middle-end/27826
16580 * tree.c (get_narrower): Do not construct COMPONENT_REFs
16581 with mismatched types. Instead explicitly build a
16582 conversion NOP_EXPR.
16584 2007-01-05 Ian Lance Taylor <iant@google.com>
16586 * c-common.c (decl_with_nonnull_addr_p): New function.
16587 (c_common_truthvalue_conversion): Call it.
16588 * c-typeck.c (build_binary_op): Likewise.
16589 * c-common.h (decl_with_nonnull_addr_p): Declare.
16591 2007-01-05 Jakub Jelinek <jakub@redhat.com>
16594 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
16597 2007-01-05 Joel Brobecker <brobecker@adacore.com>
16599 * doc/install.texi (Final install): Document the fact that
16600 the GNAT runtime should not be stripped.
16602 2007-01-04 Jan Hubicka <jh@suse.cz>
16604 * tree-inline.c (fold_marked_statements): Update operand caches
16605 and EH after folding
16607 2007-01-04 Ian Lance Taylor <iant@google.com>
16609 * c-common.c (check_function_nonnull): Whitespace fix.
16611 2007-01-04 Jan Hubicka <jh@suse.cz>
16613 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
16614 comitted older version of patch.
16615 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
16616 function, celanup cfg and collect garbage.
16618 2007-01-04 Mike Stump <mrs@apple.com>
16620 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
16623 2007-01-04 Eric Christopher <echristo@apple.com>
16625 * libgcc2.c (__bswapsi2): Use SItype.
16626 (__bswapdi2): Use DItype.
16627 * libgcc2.h: Update for above.
16629 2007-01-04 Paul Brook <paul@codesourcery.com>
16631 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
16632 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
16633 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
16634 umulsidi3, umulsidi3adddi, smulsi3_highpart,
16635 umulsi3_highpart): Make conditional on !arm_arch6.
16636 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
16637 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
16638 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
16639 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
16640 umulsi3_highpart_v6): New insns.
16642 2007-01-04 Roger Sayle <roger@eyesopen.com>
16644 * fold-const.c (fold_convert): When casting an expression to void,
16645 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
16646 have a type. Instead of attempting to build a NOP_EXPR, return
16647 these "special" trees directly.
16649 2007-01-04 Joseph Myers <joseph@codesourcery.com>
16651 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
16652 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
16653 rs6000_cost->fp not 0 as adjustment for outer NEG.
16655 2007-01-04 Jan Hubicka <jh@suse.cz>
16657 * cgraph.c (cgraph_release_function_body): New function.
16658 (cgraph_remove_node): Use it.
16659 * cgraph.h (cgraph_release_function_body): Declare.
16660 * cgraphunit.c (cgraph_expand_function): Use it.
16661 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
16662 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
16663 is initialized and while compilation of other function is running.
16664 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
16665 statement CFG annotations from here to ...
16666 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
16668 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
16670 * cfgloop.h (enum li_flags): Make the constants powers of two.
16672 2007-01-04 Jan Hubicka <jh@suse.cz>
16674 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
16676 (fold_marked_statements): New function.
16677 (optimize_inline_calls, tree_function_versioning): Fold new statements.
16678 * tree-inline.h (copy_body_data): Add statements_to_fold.
16680 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
16682 * config.gcc: Mention libgcc/config.host.
16683 * Makefile.in: Update comments mentioning libgcc.
16684 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
16685 (all.cross, start.encap, rest.encap, rest.cross): Update
16686 dependencies for libgcc move.
16687 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
16688 (clean-target, clean-target-libgcc): Delete.
16689 (srcdirify, GCC_EXTRA_PARTS): New macros.
16690 (libgcc-support, libgcc.mvars): New rules.
16691 (distclean): Remove mention of mklibgcc.
16692 (install): Don't reference INSTALL_LIBGCC.
16693 (install-common): Don't reference EXTRA_PARTS.
16694 (install-libgcc, install-multilib): Delete rules.
16695 * mklibgcc.in: Delete file.
16696 * doc/configfiles.texi: Don't mention mklibgcc.
16698 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
16699 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
16700 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
16701 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
16702 (mklibgcc, ldblspecs): Likewise.
16704 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
16705 (posixpre.def): Use $(T).
16706 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
16707 (SHLIB_SRC, SHLIB_INSTALL): Delete.
16708 (SHLIB_LINK): Make dummy.
16709 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
16711 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
16713 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
16714 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
16715 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
16716 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
16718 * configure.ac (all_outputs): Remove mklibgcc.
16719 * configure: Regenerated.
16721 2007-01-03 Josh Conner <jconner@apple.com>
16723 PR middle-end/29683
16724 * calls.c (compute_argument_addresses): Set stack and stack_slot
16725 for partial args, too.
16726 (store_one_arg): Use locate.size.constant for the size when
16727 generating a save_area.
16729 2007-01-03 Robert Kennedy <jimbob@google.com>
16731 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
16732 whose definitions are deleted due to basic block merging.
16734 2007-01-03 Paul Brook <paul@codesourcery.com>
16737 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
16739 (use_return_insn): Return 0 for Thumb interrupt functions.
16740 (print_multi_reg): Add rfe argument for IRQ returns.
16741 (arm_output_epilogue): Pop interrupt return address directly into PC.
16742 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
16744 2007-01-03 Paul Brook <paul@codesourcery.com>
16746 Merge from sourcerygxx-4_1.
16747 * config/arm/thumb2.md: New file.
16748 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
16750 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
16751 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16752 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
16753 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
16755 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16756 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
16758 * config/arm/ieee754-sf.S: Ditto.
16759 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
16760 (thumb1_base_register_rtx_p): ... to this.
16761 (thumb_index_register_rtx_p): Rename...
16762 (thumb1_index_register_rtx_p): ... to this.
16763 (thumb_output_function_prologue): Rename...
16764 (thumb1_output_function_prologue): ... to this.
16765 (thumb_legitimate_address_p): Rename...
16766 (thumb1_legitimate_address_p): ... to this.
16767 (thumb_rtx_costs): Rename...
16768 (thumb1_rtx_costs): ... to this.
16769 (thumb_compute_save_reg_mask): Rename...
16770 (thumb1_compute_save_reg_mask): ... to this.
16771 (thumb_final_prescan_insn): Rename...
16772 (thumb1_final_prescan_insn): ... to this.
16773 (thumb_expand_epilogue): Rename...
16774 (thumb1_expand_epilogue): ... to this.
16775 (arm_unwind_emit_stm): Rename...
16776 (arm_unwind_emit_sequence): ... to this.
16777 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
16778 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
16779 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
16780 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
16781 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
16782 thumb2_output_casesi): New functions.
16783 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
16784 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
16785 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
16786 THUMB2_WORK_REGS): Define.
16787 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
16788 arm_condexec_mask, arm_condexec_masklen)): New variables.
16789 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
16790 (arm_override_options): Check new CPU capabilities.
16791 Set new architecture flag variables.
16792 (arm_isr_value): Handle v7m interrupt functions.
16793 (user_return_insn): Return 0 for v7m interrupt functions. Handle
16795 (const_ok_for_arm): Handle Thumb-2 constants.
16796 (arm_gen_constant): Ditto. Use movw when available.
16797 (arm_function_ok_for_sibcall): Return false for v7m interrupt
16799 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
16800 (thumb_find_work_register, arm_load_pic_register,
16801 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
16802 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
16803 print_multi_reg, output_mov_long_double_fpa_from_arm,
16804 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
16805 output_mov_double_fpa_from_arm, output_move_double,
16806 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
16807 output_return_instruction, arm_output_function_prologue,
16808 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
16809 arm_output_mi_thunk, thumb_set_return_address): Ditto.
16810 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
16811 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
16812 (arithmetic_instr, shift_op): Use arm_shift_nmem.
16813 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
16815 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
16816 (thumb_expand_prologue): Use thumb_set_frame_pointer.
16817 (arm_file_start): Output directive for unified syntax.
16818 (arm_unwind_emit_set): Handle stack alignment instruction.
16819 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
16820 Add v6t2, v7, v7a, v7r and v7m.
16821 (RETLDM): Add Thumb-2 code.
16822 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
16823 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
16824 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
16825 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
16826 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
16827 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
16828 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
16829 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
16830 ADJUST_INSN_LENGTH): Define.
16831 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
16832 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
16833 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
16834 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
16835 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
16836 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
16837 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
16838 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
16839 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
16840 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
16841 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
16842 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
16843 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
16844 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
16845 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
16846 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
16847 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
16849 * config/arm/arm-tune.md: Regenerate.
16850 * config/arm/arm-protos.h: Update prototypes.
16851 * config/arm/vfp.md: Enable patterns for Thumb-2.
16852 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
16853 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
16854 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
16855 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
16856 * config/arm/libunwind.S: Add Thumb-2 code.
16857 * config/arm/constraints.md: Update include Thumb-2.
16858 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
16859 * config/arm/ieee754-df.S: Ditto.
16860 * config/arm/bpabi.S: Ditto.
16861 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
16862 * config/arm/predicates.md (low_register_operand,
16863 low_reg_or_int_operand, thumb_16bit_operator): New.
16864 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
16865 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
16866 * config/arm/t-arm-elf: Add armv7 multilib.
16867 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
16869 (UNSPEC_STACK_ALIGN, ce_count): New.
16870 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
16871 arm_zero_extendsidi2, arm_zero_extendqidi2): New
16873 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
16874 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
16875 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
16876 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
16877 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
16878 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
16880 * doc/extend.texi: Document ARMv7-M interrupt functions.
16881 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
16883 2007-01-03 Jakub Jelinek <jakub@redhat.com>
16885 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
16886 (struct _Unwind_Context): Rename args_size to flags, remove
16887 signal_frame field, add a new args_size field and version field.
16888 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
16889 _Unwind_IsExtendedContext): New inline functions.
16890 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
16891 Assume by_value array is only present if _Unwind_IsExtendedContext.
16892 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
16893 _Unwind_IsSignalFrame.
16894 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
16895 (uw_update_context_1): Use _Unwind_SetSignalFrame.
16896 (uw_init_context_1): Initialize context->flags to
16897 EXTENDED_CONTEXT_BIT.
16898 * config/rs6000/linux-unwind.h (frob_update_context): Use
16899 _Unwind_SetSignalFrame.
16901 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16903 PR middle-end/30353
16904 * gimplify.c (gimplify_modify_expr_complex_part): Move below
16905 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
16908 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
16910 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
16911 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
16912 RET, AT_SP): Remove.
16913 * config/i386/i386.md (*sse_prologue_save_insn): Use return
16916 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16917 * cfgbuild.c (find_basic_blocks): Likewise.
16918 * cfgrtl.c (rtl_create_basic_block): Likewise.
16919 * function.c (temp_slots_at_level): Likewise.
16920 * reg-stack.c (stack_regs_mentioned): Likewise.
16921 * regclass.c (allocate_reg_info): Likewise.
16922 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16923 set_bb_for_stmt, move_block_to_fn): Likewise.
16924 * tree-complex.c (tree_lower_complex): Likewise.
16925 * vec.h (VEC_safe_grow_cleared): New.
16927 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
16929 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
16931 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
16932 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
16934 * cfgloopmanip.c (scale_loop_frequencies): Export.
16935 (loopify): Scale the frequencies by prescribed coefficients.
16936 (set_zero_probability): New function.
16937 (duplicate_loop_to_header_edge): Improve updating of frequencies.
16938 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
16939 and frequencies according to arguments.
16940 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
16942 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
16943 * modulo-sched.c (sms_schedule): Set probabilities for entering
16944 versioned loop correctly.
16945 * tree-vect-transform.c (vect_transform_loop): Ditto.
16946 * cfgloop.h (loopify, loop_version): Declaration changed.
16947 (scale_loop_frequencies): Declared.
16949 2007-01-02 Jan Hubicka <jh@suse.cz>
16951 * cgraph.c: Include tree-flow.h
16952 (cgraph_add_new-function): Handle IPA_SSA mode; execute
16953 early_local_passes.
16954 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
16955 * tree-pass.h (pass_all_early_optimizations): Declare.
16956 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
16957 early_local_passes.
16958 (cgraph_analyze_function): Do early_local_passes.
16959 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16960 Do not add referenced vars.
16961 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
16963 (gate_all_early_local_passes): New gate.
16964 (pass_early_local_passes): Use new gate.
16965 (execute_early_local_optimizations): New functions.
16966 (gate_all_early_optimizations): New gate.
16967 (pass_all_early_optimizations): New pass.
16968 (execute_free_datastructures): Free SSA only when initialized.
16969 (gate_init_datastructures): Init only when optimizing.
16970 (tree_lowering_passes): Do early local passes when called late.
16971 * tree-profile.c (do_tree_profiling): Don't profile functions added
16973 (do_early_tree_profiling, pass_early_tree_profile): Kill.
16974 * tree-cfg.c (update_modified_stmts): Do not update when operands are
16976 * passes.c (init_optimizations_passes): Reorder so we go into SSA
16977 during early_local_passes.
16978 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
16981 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16983 * Makefile.in: Update copyright year.
16985 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16987 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
16988 in $(lang_checks) and check-consistency targets.
16990 2007-01-02 Jan Hubicka <jh@suse.cz>
16992 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16993 Do not add referenced vars.
16994 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
16996 * passes.c (init_optimization_passes): Put mudflap_2 after
16997 free_datastructures.
16999 2007-01-02 Jan Hubicka <jh@suse.cz>
17001 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
17002 Set NOTHROW flag on call statements proved to be nothrow.
17003 Update statement of local calls so new pure/const functions are
17004 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
17006 (tree_rest_of_compilation): Register hooks and initialize bitmap
17007 early. Do not set after_inlining flag.
17009 2007-01-02 Steve Ellcey <sje@cup.hp.com>
17011 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
17012 HOST_BITS_PER_LONGLONG
17014 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17017 * c-typeck.c (store_init_value): Don't emit pedantic overflow
17018 warning for non-static initializers.
17020 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
17022 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
17023 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
17024 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
17025 Always use set_unique_reg_note to add REG_EQUAL notes.
17027 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17030 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17032 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17033 * cfgbuild.c (find_basic_blocks): Likewise.
17034 * cfgrtl.c (rtl_create_basic_block): Likewise.
17035 * function.c (temp_slots_at_level): Likewise.
17036 * reg-stack.c (stack_regs_mentioned): Likewise.
17037 * regclass.c (allocate_reg_info): Likewise.
17038 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17039 set_bb_for_stmt, move_block_to_fn): Likewise.
17040 * tree-complex.c (tree_lower_complex): Likewise.
17041 * vec.h (VEC_safe_grow_cleared): New.
17043 2007-01-02 Ian Lance Taylor <iant@google.com>
17045 * c-common.c (c_common_truthvalue_conversion): When warning about
17046 using an assignment as a truth value, set TREE_NO_WARNING.
17048 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17051 * c.opt (Wold-style-declaration): New.
17052 * doc/invoke.texi (C-only Warning Options): New.
17053 (Wold-style-declaration): Document it.
17054 (Wextra): Enabled by -Wextra.
17055 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17056 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
17057 -Wold-style-declaration.
17059 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17061 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17062 * cfgbuild.c (find_basic_blocks): Likewise.
17063 * cfgrtl.c (rtl_create_basic_block): Likewise.
17064 * function.c (temp_slots_at_level): Likewise.
17065 * reg-stack.c (stack_regs_mentioned): Likewise.
17066 * regclass.c (allocate_reg_info): Likewise.
17067 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17068 set_bb_for_stmt, move_block_to_fn): Likewise.
17069 * tree-complex.c (tree_lower_complex): Likewise.
17070 * vec.h (VEC_safe_grow_cleared): New.
17072 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
17074 * c-common.c (c_common_nodes_and_builtins): Since variants of
17075 void_type_node get built before it is given a name, we need to
17076 give those variants the name, too.
17077 (complete_array_type): We need to work with the canonical main
17078 type of the array, from which we will build the qualified version.
17079 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
17080 * print-tree.c (print_node): Display canonical type information
17082 * stor-layout.c (layout_type): When we don't know the
17083 alignment of a type for which we're building an array, we end up
17084 guessing wrong, so make the type require structural equality.
17085 * tree.c (make_node_stat): When we build a new type, it is its
17086 own canonical type.
17087 (build_type_attribute_qual_variant): When building an attribute
17088 variant, its canonical type is the non-attribute variant. However,
17089 if the attributes are target-dependent and they differ, we need to
17090 use structural equality checks for this type.
17091 (build_qualified_type): A qualified type is not equivalent to its
17092 unqualified variant; set the canonical type appropriately.
17093 (build_distinct_type_copy): When building a distinct type from
17094 another type, the new type is its own canonical type.
17095 (build_variant_type_copy): When building a new type variant, we
17096 assume that it is equivalent to the original type.
17097 (build_pointer_type_for_mode): When building a pointer type, also
17098 build a canonical type pointer.
17099 (build_reference_type_for_mode): When building a reference type,
17100 also build a canonical type reference.
17101 (build_index_type): When we can't hash an index type (e.g.,
17102 because its maximum value is negative), the index type requires
17103 structural equality tests.
17104 (build_array_type): Build the canonical form of an array type.
17105 (build_function_type): Function types require structural equality,
17106 because they contain default arguments, attributes, etc.
17107 (build_method_type_directly): Ditto for method types.
17108 (build_offset_type): Build the canonical offset type.
17109 (build_complex_type): Build the canonical vector type.
17110 (make_vector_type): Build the canonical vector type.
17111 * tree.h (TYPE_CANONICAL): New.
17112 (TYPE_STRUCTURAL_EQUALITY_P): New.
17113 (SET_TYPE_STRUCTURAL_EQUALITY): New.
17114 (struct tree_type): Added "canonical" field.
17115 * params.h (VERIFY_CANONICAL_TYPES): New.
17116 * doc/c-tree.texi (TYPE_CANONICAL): Document.
17117 (TYPE_STRUCTURAL_EQUALITY_P): Document.
17118 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
17119 * doc/invoke.texi (verify-canonical-types): Document --param
17120 parameter for verifying canonical types.
17122 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17124 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
17125 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
17126 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
17127 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
17129 * config/rs6000/e500.h: New.
17130 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
17131 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
17133 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
17134 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
17135 TARGET_E500_DOUBLE): Remove.
17136 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
17137 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
17138 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
17139 * config/rs6000/rs6000.c (rs6000_override_options): Use
17140 CHECK_E500_OPTIONS.
17142 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17144 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
17145 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
17146 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
17147 rs6000_emit_cmove): Don't check TARGET_E500.
17148 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
17149 sordered): Don't check TARGET_E500.
17151 2007-01-01 Eric Christopher <echristo@apple.com>
17153 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
17154 HARD_REGISTER_NUM_P.
17156 2007-01-01 Roger Sayle <roger@eyesopen.com>
17158 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
17159 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
17160 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
17163 2007-01-01 Mike Stump <mrs@apple.com>
17165 * configure.ac: Remove support for building with Apple's gcc-3.1.
17167 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17169 PR middle-end/30311
17170 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
17171 REG is a hard register. Do not modify REG before calling
17173 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
17174 multiple of the size of YMODE for certain lowpart cases.
17176 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17178 PR middle-end/30253
17179 * gimplify (voidify_wrapper_expr): Update for
17180 GIMPLE_MODIFY_STMT.
17182 2007-01-01 Andreas Schwab <schwab@suse.de>
17185 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
17186 save of BR0 in extra_spill_size instead of spill_size.
17187 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
17189 (ia64_expand_epilogue): Restore BR0 from its new location.
17191 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17193 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
17194 Use a temporary variable if the left hand side is not a gimple
17197 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17199 * gimplify.c (gimplify_return_expr): Make the temporary variable
17200 for the return expression, a gimple register variable.
17202 2007-01-01 Jan Hubicka <jh@suse.cz>
17204 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
17207 2007-01-01 Mike Stump <mrs@apple.com>
17209 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
17211 * config/darwin.c (machopic_select_rtx_section): Use
17212 HAVE_GAS_LITERAL16.
17213 (darwin_mergeable_constant_section): Likewise.
17214 * configure: Regenerate.
17215 * config.in: Regenerate.
17217 2007-01-01 Jan Hubicka <jh@suse.cz>
17218 Andrew Pinski <pinskia@gmail.com>
17220 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
17221 before starting IPA passes.